Home / 5,114.36-7,660.76-2,343.35

Finding the Fourth Proportional to 5,114.36, 7,660.76 and 2,343.35

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Solution

The fourth proportional to 5,114.36, 7,660.76 and 2,343.35 is: 3,510.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,114.36 : 7,660.76 = 2,343.35 : x
  2. Step 2: Convert to fraction form
    5,114.36/7,660.76 = 2,343.35/x
  3. Step 3: Cross multiply
    5,114.36x = 7,660.76 × 2,343.35
  4. Step 4: Simplify right side
    5,114.36x = 17,951,849.38
  5. Step 5: Solve for x
    x = 17,951,849.38/5,114.36
  6. Step 6: Final answer
    x = 3,510.09

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1.5x scale

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.