Home / 10,534.49-15,803.35-3,961.13

Finding the Fourth Proportional to 10,534.49, 15,803.35 and 3,961.13

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Solution

The fourth proportional to 10,534.49, 15,803.35 and 3,961.13 is: 5,942.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,534.49 : 15,803.35 = 3,961.13 : x
  2. Step 2: Convert to fraction form
    10,534.49/15,803.35 = 3,961.13/x
  3. Step 3: Cross multiply
    10,534.49x = 15,803.35 × 3,961.13
  4. Step 4: Simplify right side
    10,534.49x = 62,599,123.79
  5. Step 5: Solve for x
    x = 62,599,123.79/10,534.49
  6. Step 6: Final answer
    x = 5,942.30

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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.