Home / 6,152.19-8,490.23-3,357.69

Finding the Fourth Proportional to 6,152.19, 8,490.23 and 3,357.69

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Solution

The fourth proportional to 6,152.19, 8,490.23 and 3,357.69 is: 4,633.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,152.19 : 8,490.23 = 3,357.69 : x
  2. Step 2: Convert to fraction form
    6,152.19/8,490.23 = 3,357.69/x
  3. Step 3: Cross multiply
    6,152.19x = 8,490.23 × 3,357.69
  4. Step 4: Simplify right side
    6,152.19x = 28,507,543.58
  5. Step 5: Solve for x
    x = 28,507,543.58/6,152.19
  6. Step 6: Final answer
    x = 4,633.72

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Half scale
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Double scale
Find fourth proportional to 6,153.19, 8,491.61 and 3,358.69
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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.