Home / 5,146.16-7,675.33-5,057.30

Finding the Fourth Proportional to 5,146.16, 7,675.33 and 5,057.30

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Solution

The fourth proportional to 5,146.16, 7,675.33 and 5,057.30 is: 7,542.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,146.16 : 7,675.33 = 5,057.30 : x
  2. Step 2: Convert to fraction form
    5,146.16/7,675.33 = 5,057.30/x
  3. Step 3: Cross multiply
    5,146.16x = 7,675.33 × 5,057.30
  4. Step 4: Simplify right side
    5,146.16x = 38,816,446.41
  5. Step 5: Solve for x
    x = 38,816,446.41/5,146.16
  6. Step 6: Final answer
    x = 7,542.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.