Home / 5,542.30-7,645.95-3,651.45

Finding the Fourth Proportional to 5,542.30, 7,645.95 and 3,651.45

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Solution

The fourth proportional to 5,542.30, 7,645.95 and 3,651.45 is: 5,037.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,542.30 : 7,645.95 = 3,651.45 : x
  2. Step 2: Convert to fraction form
    5,542.30/7,645.95 = 3,651.45/x
  3. Step 3: Cross multiply
    5,542.30x = 7,645.95 × 3,651.45
  4. Step 4: Simplify right side
    5,542.30x = 27,918,804.13
  5. Step 5: Solve for x
    x = 27,918,804.13/5,542.30
  6. Step 6: Final answer
    x = 5,037.41

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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.