Home / 3,614.17-5,421.19-1,148.95

Finding the Fourth Proportional to 3,614.17, 5,421.19 and 1,148.95

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Solution

The fourth proportional to 3,614.17, 5,421.19 and 1,148.95 is: 1,723.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,614.17 : 5,421.19 = 1,148.95 : x
  2. Step 2: Convert to fraction form
    3,614.17/5,421.19 = 1,148.95/x
  3. Step 3: Cross multiply
    3,614.17x = 5,421.19 × 1,148.95
  4. Step 4: Simplify right side
    3,614.17x = 6,228,676.25
  5. Step 5: Solve for x
    x = 6,228,676.25/3,614.17
  6. Step 6: Final answer
    x = 1,723.40

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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.