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Finding the Fourth Proportional to 6,844.73, 9,437.18 and 5,712.04

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Solution

The fourth proportional to 6,844.73, 9,437.18 and 5,712.04 is: 7,875.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,844.73 : 9,437.18 = 5,712.04 : x
  2. Step 2: Convert to fraction form
    6,844.73/9,437.18 = 5,712.04/x
  3. Step 3: Cross multiply
    6,844.73x = 9,437.18 × 5,712.04
  4. Step 4: Simplify right side
    6,844.73x = 53,905,497.49
  5. Step 5: Solve for x
    x = 53,905,497.49/6,844.73
  6. Step 6: Final answer
    x = 7,875.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.