Home / 4,712.29-7,066.61-1,591.46

Finding the Fourth Proportional to 4,712.29, 7,066.61 and 1,591.46

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Solution

The fourth proportional to 4,712.29, 7,066.61 and 1,591.46 is: 2,386.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,712.29 : 7,066.61 = 1,591.46 : x
  2. Step 2: Convert to fraction form
    4,712.29/7,066.61 = 1,591.46/x
  3. Step 3: Cross multiply
    4,712.29x = 7,066.61 × 1,591.46
  4. Step 4: Simplify right side
    4,712.29x = 11,246,227.15
  5. Step 5: Solve for x
    x = 11,246,227.15/4,712.29
  6. Step 6: Final answer
    x = 2,386.58

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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.