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Finding the Fourth Proportional to 7,659.54, 10,569.42 and 4,301.71

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Solution

The fourth proportional to 7,659.54, 10,569.42 and 4,301.71 is: 5,935.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,659.54 : 10,569.42 = 4,301.71 : x
  2. Step 2: Convert to fraction form
    7,659.54/10,569.42 = 4,301.71/x
  3. Step 3: Cross multiply
    7,659.54x = 10,569.42 × 4,301.71
  4. Step 4: Simplify right side
    7,659.54x = 45,466,579.71
  5. Step 5: Solve for x
    x = 45,466,579.71/7,659.54
  6. Step 6: Final answer
    x = 5,935.94

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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.