Home / 1,520.10-2,279.72-595.01

Finding the Fourth Proportional to 1,520.10, 2,279.72 and 595.01

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Solution

The fourth proportional to 1,520.10, 2,279.72 and 595.01 is: 892.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,520.10 : 2,279.72 = 595.01 : x
  2. Step 2: Convert to fraction form
    1,520.10/2,279.72 = 595.01/x
  3. Step 3: Cross multiply
    1,520.10x = 2,279.72 × 595.01
  4. Step 4: Simplify right side
    1,520.10x = 1,356,456.20
  5. Step 5: Solve for x
    x = 1,356,456.20/1,520.10
  6. Step 6: Final answer
    x = 892.35

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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.