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Finding the Fourth Proportional to 5,750.98, 8,624.62 and 1,854.47

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Solution

The fourth proportional to 5,750.98, 8,624.62 and 1,854.47 is: 2,781.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,750.98 : 8,624.62 = 1,854.47 : x
  2. Step 2: Convert to fraction form
    5,750.98/8,624.62 = 1,854.47/x
  3. Step 3: Cross multiply
    5,750.98x = 8,624.62 × 1,854.47
  4. Step 4: Simplify right side
    5,750.98x = 15,994,115.98
  5. Step 5: Solve for x
    x = 15,994,115.98/5,750.98
  6. Step 6: Final answer
    x = 2,781.11

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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.