Home / 7,666.32-11,502.12-3,508.08

Finding the Fourth Proportional to 7,666.32, 11,502.12 and 3,508.08

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Solution

The fourth proportional to 7,666.32, 11,502.12 and 3,508.08 is: 5,263.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,666.32 : 11,502.12 = 3,508.08 : x
  2. Step 2: Convert to fraction form
    7,666.32/11,502.12 = 3,508.08/x
  3. Step 3: Cross multiply
    7,666.32x = 11,502.12 × 3,508.08
  4. Step 4: Simplify right side
    7,666.32x = 40,350,357.13
  5. Step 5: Solve for x
    x = 40,350,357.13/7,666.32
  6. Step 6: Final answer
    x = 5,263.33

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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.