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Finding the Fourth Proportional to 4,672.58, 7,010.87 and 1,553.00

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Solution

The fourth proportional to 4,672.58, 7,010.87 and 1,553.00 is: 2,330.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,672.58 : 7,010.87 = 1,553.00 : x
  2. Step 2: Convert to fraction form
    4,672.58/7,010.87 = 1,553.00/x
  3. Step 3: Cross multiply
    4,672.58x = 7,010.87 × 1,553.00
  4. Step 4: Simplify right side
    4,672.58x = 10,887,838.29
  5. Step 5: Solve for x
    x = 10,887,838.29/4,672.58
  6. Step 6: Final answer
    x = 2,330.16

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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.