Home / 1,528.62-2,293.08-591.90

Finding the Fourth Proportional to 1,528.62, 2,293.08 and 591.90

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Solution

The fourth proportional to 1,528.62, 2,293.08 and 591.90 is: 887.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,528.62 : 2,293.08 = 591.90 : x
  2. Step 2: Convert to fraction form
    1,528.62/2,293.08 = 591.90/x
  3. Step 3: Cross multiply
    1,528.62x = 2,293.08 × 591.90
  4. Step 4: Simplify right side
    1,528.62x = 1,357,274.05
  5. Step 5: Solve for x
    x = 1,357,274.05/1,528.62
  6. Step 6: Final answer
    x = 887.91

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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.