Home / 5,881.28-8,864.19-5,069.36

Finding the Fourth Proportional to 5,881.28, 8,864.19 and 5,069.36

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Solution

The fourth proportional to 5,881.28, 8,864.19 and 5,069.36 is: 7,640.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,881.28 : 8,864.19 = 5,069.36 : x
  2. Step 2: Convert to fraction form
    5,881.28/8,864.19 = 5,069.36/x
  3. Step 3: Cross multiply
    5,881.28x = 8,864.19 × 5,069.36
  4. Step 4: Simplify right side
    5,881.28x = 44,935,744.91
  5. Step 5: Solve for x
    x = 44,935,744.91/5,881.28
  6. Step 6: Final answer
    x = 7,640.47

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.