Home / 4,897.22-7,345.12-1,565.85

Finding the Fourth Proportional to 4,897.22, 7,345.12 and 1,565.85

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Solution

The fourth proportional to 4,897.22, 7,345.12 and 1,565.85 is: 2,348.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,897.22 : 7,345.12 = 1,565.85 : x
  2. Step 2: Convert to fraction form
    4,897.22/7,345.12 = 1,565.85/x
  3. Step 3: Cross multiply
    4,897.22x = 7,345.12 × 1,565.85
  4. Step 4: Simplify right side
    4,897.22x = 11,501,356.15
  5. Step 5: Solve for x
    x = 11,501,356.15/4,897.22
  6. Step 6: Final answer
    x = 2,348.55

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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.