Home / 10,948.77-16,422.93-3,553.22

Finding the Fourth Proportional to 10,948.77, 16,422.93 and 3,553.22

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Solution

The fourth proportional to 10,948.77, 16,422.93 and 3,553.22 is: 5,329.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,948.77 : 16,422.93 = 3,553.22 : x
  2. Step 2: Convert to fraction form
    10,948.77/16,422.93 = 3,553.22/x
  3. Step 3: Cross multiply
    10,948.77x = 16,422.93 × 3,553.22
  4. Step 4: Simplify right side
    10,948.77x = 58,354,222.02
  5. Step 5: Solve for x
    x = 58,354,222.02/10,948.77
  6. Step 6: Final answer
    x = 5,329.75

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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.