Home / 2,454.28-3,670.32-1,574.60

Finding the Fourth Proportional to 2,454.28, 3,670.32 and 1,574.60

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Solution

The fourth proportional to 2,454.28, 3,670.32 and 1,574.60 is: 2,354.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,454.28 : 3,670.32 = 1,574.60 : x
  2. Step 2: Convert to fraction form
    2,454.28/3,670.32 = 1,574.60/x
  3. Step 3: Cross multiply
    2,454.28x = 3,670.32 × 1,574.60
  4. Step 4: Simplify right side
    2,454.28x = 5,779,285.87
  5. Step 5: Solve for x
    x = 5,779,285.87/2,454.28
  6. Step 6: Final answer
    x = 2,354.78

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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.