Home / 5,045.47-7,565.61-2,269.78

Finding the Fourth Proportional to 5,045.47, 7,565.61 and 2,269.78

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Solution

The fourth proportional to 5,045.47, 7,565.61 and 2,269.78 is: 3,403.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,045.47 : 7,565.61 = 2,269.78 : x
  2. Step 2: Convert to fraction form
    5,045.47/7,565.61 = 2,269.78/x
  3. Step 3: Cross multiply
    5,045.47x = 7,565.61 × 2,269.78
  4. Step 4: Simplify right side
    5,045.47x = 17,172,270.27
  5. Step 5: Solve for x
    x = 17,172,270.27/5,045.47
  6. Step 6: Final answer
    x = 3,403.50

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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.