Home / 4,158.01-6,239.51-1,658.76

Finding the Fourth Proportional to 4,158.01, 6,239.51 and 1,658.76

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Solution

The fourth proportional to 4,158.01, 6,239.51 and 1,658.76 is: 2,489.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,158.01 : 6,239.51 = 1,658.76 : x
  2. Step 2: Convert to fraction form
    4,158.01/6,239.51 = 1,658.76/x
  3. Step 3: Cross multiply
    4,158.01x = 6,239.51 × 1,658.76
  4. Step 4: Simplify right side
    4,158.01x = 10,349,824.14
  5. Step 5: Solve for x
    x = 10,349,824.14/4,158.01
  6. Step 6: Final answer
    x = 2,489.13

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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.