Home / 3,553.13-5,329.95-1,087.63

Finding the Fourth Proportional to 3,553.13, 5,329.95 and 1,087.63

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Solution

The fourth proportional to 3,553.13, 5,329.95 and 1,087.63 is: 1,631.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,553.13 : 5,329.95 = 1,087.63 : x
  2. Step 2: Convert to fraction form
    3,553.13/5,329.95 = 1,087.63/x
  3. Step 3: Cross multiply
    3,553.13x = 5,329.95 × 1,087.63
  4. Step 4: Simplify right side
    3,553.13x = 5,797,032.21
  5. Step 5: Solve for x
    x = 5,797,032.21/3,553.13
  6. Step 6: Final answer
    x = 1,631.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.