Home / 3,614.32-5,421.60-2,150.24

Finding the Fourth Proportional to 3,614.32, 5,421.60 and 2,150.24

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Solution

The fourth proportional to 3,614.32, 5,421.60 and 2,150.24 is: 3,225.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,614.32 : 5,421.60 = 2,150.24 : x
  2. Step 2: Convert to fraction form
    3,614.32/5,421.60 = 2,150.24/x
  3. Step 3: Cross multiply
    3,614.32x = 5,421.60 × 2,150.24
  4. Step 4: Simplify right side
    3,614.32x = 11,657,741.18
  5. Step 5: Solve for x
    x = 11,657,741.18/3,614.32
  6. Step 6: Final answer
    x = 3,225.43

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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.