Home / 7,564.38-11,345.94-4,782.96

Finding the Fourth Proportional to 7,564.38, 11,345.94 and 4,782.96

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Solution

The fourth proportional to 7,564.38, 11,345.94 and 4,782.96 is: 7,174.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,564.38 : 11,345.94 = 4,782.96 : x
  2. Step 2: Convert to fraction form
    7,564.38/11,345.94 = 4,782.96/x
  3. Step 3: Cross multiply
    7,564.38x = 11,345.94 × 4,782.96
  4. Step 4: Simplify right side
    7,564.38x = 54,267,177.18
  5. Step 5: Solve for x
    x = 54,267,177.18/7,564.38
  6. Step 6: Final answer
    x = 7,174.04

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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.