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Finding the Fourth Proportional to 4,772.93, 7,156.96 and 1,652.60

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Solution

The fourth proportional to 4,772.93, 7,156.96 and 1,652.60 is: 2,478.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,772.93 : 7,156.96 = 1,652.60 : x
  2. Step 2: Convert to fraction form
    4,772.93/7,156.96 = 1,652.60/x
  3. Step 3: Cross multiply
    4,772.93x = 7,156.96 × 1,652.60
  4. Step 4: Simplify right side
    4,772.93x = 11,827,605.86
  5. Step 5: Solve for x
    x = 11,827,605.86/4,772.93
  6. Step 6: Final answer
    x = 2,478.06

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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.