Home / 7,535.09-10,398.23-4,177.89

Finding the Fourth Proportional to 7,535.09, 10,398.23 and 4,177.89

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Solution

The fourth proportional to 7,535.09, 10,398.23 and 4,177.89 is: 5,765.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,535.09 : 10,398.23 = 4,177.89 : x
  2. Step 2: Convert to fraction form
    7,535.09/10,398.23 = 4,177.89/x
  3. Step 3: Cross multiply
    7,535.09x = 10,398.23 × 4,177.89
  4. Step 4: Simplify right side
    7,535.09x = 43,442,671.58
  5. Step 5: Solve for x
    x = 43,442,671.58/7,535.09
  6. Step 6: Final answer
    x = 5,765.38

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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.