Home / 9,000.57-13,488.54-5,715.96

Finding the Fourth Proportional to 9,000.57, 13,488.54 and 5,715.96

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Solution

The fourth proportional to 9,000.57, 13,488.54 and 5,715.96 is: 8,566.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,000.57 : 13,488.54 = 5,715.96 : x
  2. Step 2: Convert to fraction form
    9,000.57/13,488.54 = 5,715.96/x
  3. Step 3: Cross multiply
    9,000.57x = 13,488.54 × 5,715.96
  4. Step 4: Simplify right side
    9,000.57x = 77,099,955.10
  5. Step 5: Solve for x
    x = 77,099,955.10/9,000.57
  6. Step 6: Final answer
    x = 8,566.12

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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.