Home / 10,047.20-15,066.48-3,122.24

Finding the Fourth Proportional to 10,047.20, 15,066.48 and 3,122.24

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Solution

The fourth proportional to 10,047.20, 15,066.48 and 3,122.24 is: 4,682.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,047.20 : 15,066.48 = 3,122.24 : x
  2. Step 2: Convert to fraction form
    10,047.20/15,066.48 = 3,122.24/x
  3. Step 3: Cross multiply
    10,047.20x = 15,066.48 × 3,122.24
  4. Step 4: Simplify right side
    10,047.20x = 47,041,166.52
  5. Step 5: Solve for x
    x = 47,041,166.52/10,047.20
  6. Step 6: Final answer
    x = 4,682.02

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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.