Home / 10,445.04-15,670.20-3,049.56

Finding the Fourth Proportional to 10,445.04, 15,670.20 and 3,049.56

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Solution

The fourth proportional to 10,445.04, 15,670.20 and 3,049.56 is: 4,575.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,445.04 : 15,670.20 = 3,049.56 : x
  2. Step 2: Convert to fraction form
    10,445.04/15,670.20 = 3,049.56/x
  3. Step 3: Cross multiply
    10,445.04x = 15,670.20 × 3,049.56
  4. Step 4: Simplify right side
    10,445.04x = 47,787,215.11
  5. Step 5: Solve for x
    x = 47,787,215.11/10,445.04
  6. Step 6: Final answer
    x = 4,575.11

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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.