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Finding the Fourth Proportional to 5,033.90, 7,550.86 and 1,913.17

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Solution

The fourth proportional to 5,033.90, 7,550.86 and 1,913.17 is: 2,869.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,033.90 : 7,550.86 = 1,913.17 : x
  2. Step 2: Convert to fraction form
    5,033.90/7,550.86 = 1,913.17/x
  3. Step 3: Cross multiply
    5,033.90x = 7,550.86 × 1,913.17
  4. Step 4: Simplify right side
    5,033.90x = 14,446,095.85
  5. Step 5: Solve for x
    x = 14,446,095.85/5,033.90
  6. Step 6: Final answer
    x = 2,869.76

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Similar ratio
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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.