Home / 10,049.28-15,074.64-4,207.44

Finding the Fourth Proportional to 10,049.28, 15,074.64 and 4,207.44

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Solution

The fourth proportional to 10,049.28, 15,074.64 and 4,207.44 is: 6,311.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,049.28 : 15,074.64 = 4,207.44 : x
  2. Step 2: Convert to fraction form
    10,049.28/15,074.64 = 4,207.44/x
  3. Step 3: Cross multiply
    10,049.28x = 15,074.64 × 4,207.44
  4. Step 4: Simplify right side
    10,049.28x = 63,425,643.32
  5. Step 5: Solve for x
    x = 63,425,643.32/10,049.28
  6. Step 6: Final answer
    x = 6,311.46

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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.