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Finding the Fourth Proportional to 6,591.79, 9,887.61 and 2,693.47

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Solution

The fourth proportional to 6,591.79, 9,887.61 and 2,693.47 is: 4,040.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,591.79 : 9,887.61 = 2,693.47 : x
  2. Step 2: Convert to fraction form
    6,591.79/9,887.61 = 2,693.47/x
  3. Step 3: Cross multiply
    6,591.79x = 9,887.61 × 2,693.47
  4. Step 4: Simplify right side
    6,591.79x = 26,631,980.91
  5. Step 5: Solve for x
    x = 26,631,980.91/6,591.79
  6. Step 6: Final answer
    x = 4,040.17

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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.