Home / 1,350.08-2,025.72-609.87

Finding the Fourth Proportional to 1,350.08, 2,025.72 and 609.87

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Solution

The fourth proportional to 1,350.08, 2,025.72 and 609.87 is: 915.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,350.08 : 2,025.72 = 609.87 : x
  2. Step 2: Convert to fraction form
    1,350.08/2,025.72 = 609.87/x
  3. Step 3: Cross multiply
    1,350.08x = 2,025.72 × 609.87
  4. Step 4: Simplify right side
    1,350.08x = 1,235,425.86
  5. Step 5: Solve for x
    x = 1,235,425.86/1,350.08
  6. Step 6: Final answer
    x = 915.08

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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.