Home / 3,719.28-5,580.74-1,526.82

Finding the Fourth Proportional to 3,719.28, 5,580.74 and 1,526.82

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Solution

The fourth proportional to 3,719.28, 5,580.74 and 1,526.82 is: 2,290.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,719.28 : 5,580.74 = 1,526.82 : x
  2. Step 2: Convert to fraction form
    3,719.28/5,580.74 = 1,526.82/x
  3. Step 3: Cross multiply
    3,719.28x = 5,580.74 × 1,526.82
  4. Step 4: Simplify right side
    3,719.28x = 8,520,785.45
  5. Step 5: Solve for x
    x = 8,520,785.45/3,719.28
  6. Step 6: Final answer
    x = 2,290.98

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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.