Home / 4,113.24-6,156.36-3,719.40

Finding the Fourth Proportional to 4,113.24, 6,156.36 and 3,719.40

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Solution

The fourth proportional to 4,113.24, 6,156.36 and 3,719.40 is: 5,566.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,113.24 : 6,156.36 = 3,719.40 : x
  2. Step 2: Convert to fraction form
    4,113.24/6,156.36 = 3,719.40/x
  3. Step 3: Cross multiply
    4,113.24x = 6,156.36 × 3,719.40
  4. Step 4: Simplify right side
    4,113.24x = 22,897,965.38
  5. Step 5: Solve for x
    x = 22,897,965.38/4,113.24
  6. Step 6: Final answer
    x = 5,566.89

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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.