Home / 10,307.88-15,464.06-3,382.12

Finding the Fourth Proportional to 10,307.88, 15,464.06 and 3,382.12

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Solution

The fourth proportional to 10,307.88, 15,464.06 and 3,382.12 is: 5,073.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,307.88 : 15,464.06 = 3,382.12 : x
  2. Step 2: Convert to fraction form
    10,307.88/15,464.06 = 3,382.12/x
  3. Step 3: Cross multiply
    10,307.88x = 15,464.06 × 3,382.12
  4. Step 4: Simplify right side
    10,307.88x = 52,301,306.61
  5. Step 5: Solve for x
    x = 52,301,306.61/10,307.88
  6. Step 6: Final answer
    x = 5,073.91

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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.