Home / 7,373.56-11,049.40-5,416.20

Finding the Fourth Proportional to 7,373.56, 11,049.40 and 5,416.20

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Solution

The fourth proportional to 7,373.56, 11,049.40 and 5,416.20 is: 8,116.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,373.56 : 11,049.40 = 5,416.20 : x
  2. Step 2: Convert to fraction form
    7,373.56/11,049.40 = 5,416.20/x
  3. Step 3: Cross multiply
    7,373.56x = 11,049.40 × 5,416.20
  4. Step 4: Simplify right side
    7,373.56x = 59,845,760.28
  5. Step 5: Solve for x
    x = 59,845,760.28/7,373.56
  6. Step 6: Final answer
    x = 8,116.26

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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.