Home / 10,326.32-15,489.78-2,535.13

Finding the Fourth Proportional to 10,326.32, 15,489.78 and 2,535.13

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Solution

The fourth proportional to 10,326.32, 15,489.78 and 2,535.13 is: 3,802.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,326.32 : 15,489.78 = 2,535.13 : x
  2. Step 2: Convert to fraction form
    10,326.32/15,489.78 = 2,535.13/x
  3. Step 3: Cross multiply
    10,326.32x = 15,489.78 × 2,535.13
  4. Step 4: Simplify right side
    10,326.32x = 39,268,515.85
  5. Step 5: Solve for x
    x = 39,268,515.85/10,326.32
  6. Step 6: Final answer
    x = 3,802.76

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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.