Home / 6,508.91-9,762.34-2,126.35

Finding the Fourth Proportional to 6,508.91, 9,762.34 and 2,126.35

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Solution

The fourth proportional to 6,508.91, 9,762.34 and 2,126.35 is: 3,189.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,508.91 : 9,762.34 = 2,126.35 : x
  2. Step 2: Convert to fraction form
    6,508.91/9,762.34 = 2,126.35/x
  3. Step 3: Cross multiply
    6,508.91x = 9,762.34 × 2,126.35
  4. Step 4: Simplify right side
    6,508.91x = 20,758,151.66
  5. Step 5: Solve for x
    x = 20,758,151.66/6,508.91
  6. Step 6: Final answer
    x = 3,189.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.