Home / 5,614.68-8,417.45-2,102.72

Finding the Fourth Proportional to 5,614.68, 8,417.45 and 2,102.72

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Solution

The fourth proportional to 5,614.68, 8,417.45 and 2,102.72 is: 3,152.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,614.68 : 8,417.45 = 2,102.72 : x
  2. Step 2: Convert to fraction form
    5,614.68/8,417.45 = 2,102.72/x
  3. Step 3: Cross multiply
    5,614.68x = 8,417.45 × 2,102.72
  4. Step 4: Simplify right side
    5,614.68x = 17,699,540.46
  5. Step 5: Solve for x
    x = 17,699,540.46/5,614.68
  6. Step 6: Final answer
    x = 3,152.37

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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.