Home / 8,925.56-13,385.10-3,000.68

Finding the Fourth Proportional to 8,925.56, 13,385.10 and 3,000.68

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Solution

The fourth proportional to 8,925.56, 13,385.10 and 3,000.68 is: 4,499.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,925.56 : 13,385.10 = 3,000.68 : x
  2. Step 2: Convert to fraction form
    8,925.56/13,385.10 = 3,000.68/x
  3. Step 3: Cross multiply
    8,925.56x = 13,385.10 × 3,000.68
  4. Step 4: Simplify right side
    8,925.56x = 40,164,401.87
  5. Step 5: Solve for x
    x = 40,164,401.87/8,925.56
  6. Step 6: Final answer
    x = 4,499.93

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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.