Home / 7,534.94-10,398.23-4,177.80

Finding the Fourth Proportional to 7,534.94, 10,398.23 and 4,177.80

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Solution

The fourth proportional to 7,534.94, 10,398.23 and 4,177.80 is: 5,765.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,534.94 : 10,398.23 = 4,177.80 : x
  2. Step 2: Convert to fraction form
    7,534.94/10,398.23 = 4,177.80/x
  3. Step 3: Cross multiply
    7,534.94x = 10,398.23 × 4,177.80
  4. Step 4: Simplify right side
    7,534.94x = 43,441,704.41
  5. Step 5: Solve for x
    x = 43,441,704.41/7,534.94
  6. Step 6: Final answer
    x = 5,765.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.