Home / 10,040.12-15,060.96-3,377.60

Finding the Fourth Proportional to 10,040.12, 15,060.96 and 3,377.60

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Solution

The fourth proportional to 10,040.12, 15,060.96 and 3,377.60 is: 5,066.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,040.12 : 15,060.96 = 3,377.60 : x
  2. Step 2: Convert to fraction form
    10,040.12/15,060.96 = 3,377.60/x
  3. Step 3: Cross multiply
    10,040.12x = 15,060.96 × 3,377.60
  4. Step 4: Simplify right side
    10,040.12x = 50,869,898.50
  5. Step 5: Solve for x
    x = 50,869,898.50/10,040.12
  6. Step 6: Final answer
    x = 5,066.66

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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.