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Finding the Fourth Proportional to 5,690.59, 8,531.89 and 2,526.30

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Solution

The fourth proportional to 5,690.59, 8,531.89 and 2,526.30 is: 3,787.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,690.59 : 8,531.89 = 2,526.30 : x
  2. Step 2: Convert to fraction form
    5,690.59/8,531.89 = 2,526.30/x
  3. Step 3: Cross multiply
    5,690.59x = 8,531.89 × 2,526.30
  4. Step 4: Simplify right side
    5,690.59x = 21,554,107.39
  5. Step 5: Solve for x
    x = 21,554,107.39/5,690.59
  6. Step 6: Final answer
    x = 3,787.68

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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.