Home / 10,989.24-16,486.47-3,593.70

Finding the Fourth Proportional to 10,989.24, 16,486.47 and 3,593.70

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Solution

The fourth proportional to 10,989.24, 16,486.47 and 3,593.70 is: 5,391.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,989.24 : 16,486.47 = 3,593.70 : x
  2. Step 2: Convert to fraction form
    10,989.24/16,486.47 = 3,593.70/x
  3. Step 3: Cross multiply
    10,989.24x = 16,486.47 × 3,593.70
  4. Step 4: Simplify right side
    10,989.24x = 59,247,427.24
  5. Step 5: Solve for x
    x = 59,247,427.24/10,989.24
  6. Step 6: Final answer
    x = 5,391.40

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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.