Home / 7,534.83-10,398.14-4,177.69

Finding the Fourth Proportional to 7,534.83, 10,398.14 and 4,177.69

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Solution

The fourth proportional to 7,534.83, 10,398.14 and 4,177.69 is: 5,765.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,534.83 : 10,398.14 = 4,177.69 : x
  2. Step 2: Convert to fraction form
    7,534.83/10,398.14 = 4,177.69/x
  3. Step 3: Cross multiply
    7,534.83x = 10,398.14 × 4,177.69
  4. Step 4: Simplify right side
    7,534.83x = 43,440,205.50
  5. Step 5: Solve for x
    x = 43,440,205.50/7,534.83
  6. Step 6: Final answer
    x = 5,765.25

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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.