Home / 7,008.16-10,502.40-3,716.32

Finding the Fourth Proportional to 7,008.16, 10,502.40 and 3,716.32

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Solution

The fourth proportional to 7,008.16, 10,502.40 and 3,716.32 is: 5,569.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,008.16 : 10,502.40 = 3,716.32 : x
  2. Step 2: Convert to fraction form
    7,008.16/10,502.40 = 3,716.32/x
  3. Step 3: Cross multiply
    7,008.16x = 10,502.40 × 3,716.32
  4. Step 4: Simplify right side
    7,008.16x = 39,030,279.17
  5. Step 5: Solve for x
    x = 39,030,279.17/7,008.16
  6. Step 6: Final answer
    x = 5,569.26

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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.