Home / 6,120.76-8,446.68-3,326.26

Finding the Fourth Proportional to 6,120.76, 8,446.68 and 3,326.26

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Solution

The fourth proportional to 6,120.76, 8,446.68 and 3,326.26 is: 4,590.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,120.76 : 8,446.68 = 3,326.26 : x
  2. Step 2: Convert to fraction form
    6,120.76/8,446.68 = 3,326.26/x
  3. Step 3: Cross multiply
    6,120.76x = 8,446.68 × 3,326.26
  4. Step 4: Simplify right side
    6,120.76x = 28,095,853.82
  5. Step 5: Solve for x
    x = 28,095,853.82/6,120.76
  6. Step 6: Final answer
    x = 4,590.26

Related Problems

Find fourth proportional to 3,060.38, 4,223.34 and 1,663.13
Half scale
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Double scale
Find fourth proportional to 6,121.76, 8,448.06 and 3,327.26
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.