Home / 5,330.79-7,347.29-4,002.17

Finding the Fourth Proportional to 5,330.79, 7,347.29 and 4,002.17

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Solution

The fourth proportional to 5,330.79, 7,347.29 and 4,002.17 is: 5,516.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,330.79 : 7,347.29 = 4,002.17 : x
  2. Step 2: Convert to fraction form
    5,330.79/7,347.29 = 4,002.17/x
  3. Step 3: Cross multiply
    5,330.79x = 7,347.29 × 4,002.17
  4. Step 4: Simplify right side
    5,330.79x = 29,405,046.87
  5. Step 5: Solve for x
    x = 29,405,046.87/5,330.79
  6. Step 6: Final answer
    x = 5,516.08

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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.