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Finding the Fourth Proportional to 4,376.60, 6,564.90 and 1,454.90

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Solution

The fourth proportional to 4,376.60, 6,564.90 and 1,454.90 is: 2,182.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,376.60 : 6,564.90 = 1,454.90 : x
  2. Step 2: Convert to fraction form
    4,376.60/6,564.90 = 1,454.90/x
  3. Step 3: Cross multiply
    4,376.60x = 6,564.90 × 1,454.90
  4. Step 4: Simplify right side
    4,376.60x = 9,551,273.01
  5. Step 5: Solve for x
    x = 9,551,273.01/4,376.60
  6. Step 6: Final answer
    x = 2,182.35

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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.