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Finding the Fourth Proportional to 5,731.07, 7,908.71 and 3,373.34

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Solution

The fourth proportional to 5,731.07, 7,908.71 and 3,373.34 is: 4,655.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,731.07 : 7,908.71 = 3,373.34 : x
  2. Step 2: Convert to fraction form
    5,731.07/7,908.71 = 3,373.34/x
  3. Step 3: Cross multiply
    5,731.07x = 7,908.71 × 3,373.34
  4. Step 4: Simplify right side
    5,731.07x = 26,678,711.38
  5. Step 5: Solve for x
    x = 26,678,711.38/5,731.07
  6. Step 6: Final answer
    x = 4,655.11

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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.