Home / 8,925.98-13,385.07-4,765.10

Finding the Fourth Proportional to 8,925.98, 13,385.07 and 4,765.10

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Solution

The fourth proportional to 8,925.98, 13,385.07 and 4,765.10 is: 7,145.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,925.98 : 13,385.07 = 4,765.10 : x
  2. Step 2: Convert to fraction form
    8,925.98/13,385.07 = 4,765.10/x
  3. Step 3: Cross multiply
    8,925.98x = 13,385.07 × 4,765.10
  4. Step 4: Simplify right side
    8,925.98x = 63,781,130.13
  5. Step 5: Solve for x
    x = 63,781,130.13/8,925.98
  6. Step 6: Final answer
    x = 7,145.56

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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.