Home / 5,053.61-7,581.62-1,590.86

Finding the Fourth Proportional to 5,053.61, 7,581.62 and 1,590.86

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Solution

The fourth proportional to 5,053.61, 7,581.62 and 1,590.86 is: 2,386.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,053.61 : 7,581.62 = 1,590.86 : x
  2. Step 2: Convert to fraction form
    5,053.61/7,581.62 = 1,590.86/x
  3. Step 3: Cross multiply
    5,053.61x = 7,581.62 × 1,590.86
  4. Step 4: Simplify right side
    5,053.61x = 12,061,250.13
  5. Step 5: Solve for x
    x = 12,061,250.13/5,053.61
  6. Step 6: Final answer
    x = 2,386.66

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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.