Home / 7,535.30-10,398.02-4,177.95

Finding the Fourth Proportional to 7,535.30, 10,398.02 and 4,177.95

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Solution

The fourth proportional to 7,535.30, 10,398.02 and 4,177.95 is: 5,765.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,535.30 : 10,398.02 = 4,177.95 : x
  2. Step 2: Convert to fraction form
    7,535.30/10,398.02 = 4,177.95/x
  3. Step 3: Cross multiply
    7,535.30x = 10,398.02 × 4,177.95
  4. Step 4: Simplify right side
    7,535.30x = 43,442,386.77
  5. Step 5: Solve for x
    x = 43,442,386.77/7,535.30
  6. Step 6: Final answer
    x = 5,765.19

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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.