Home / 9,931.12-14,895.84-2,535.28

Finding the Fourth Proportional to 9,931.12, 14,895.84 and 2,535.28

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Solution

The fourth proportional to 9,931.12, 14,895.84 and 2,535.28 is: 3,802.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,931.12 : 14,895.84 = 2,535.28 : x
  2. Step 2: Convert to fraction form
    9,931.12/14,895.84 = 2,535.28/x
  3. Step 3: Cross multiply
    9,931.12x = 14,895.84 × 2,535.28
  4. Step 4: Simplify right side
    9,931.12x = 37,765,125.24
  5. Step 5: Solve for x
    x = 37,765,125.24/9,931.12
  6. Step 6: Final answer
    x = 3,802.71

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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.