Home / 3,614.11-5,421.13-2,888.30

Finding the Fourth Proportional to 3,614.11, 5,421.13 and 2,888.30

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Solution

The fourth proportional to 3,614.11, 5,421.13 and 2,888.30 is: 4,332.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,614.11 : 5,421.13 = 2,888.30 : x
  2. Step 2: Convert to fraction form
    3,614.11/5,421.13 = 2,888.30/x
  3. Step 3: Cross multiply
    3,614.11x = 5,421.13 × 2,888.30
  4. Step 4: Simplify right side
    3,614.11x = 15,657,856.11
  5. Step 5: Solve for x
    x = 15,657,856.11/3,614.11
  6. Step 6: Final answer
    x = 4,332.43

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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.