Home / 3,561.47-5,340.74-1,062.11

Finding the Fourth Proportional to 3,561.47, 5,340.74 and 1,062.11

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Solution

The fourth proportional to 3,561.47, 5,340.74 and 1,062.11 is: 1,592.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,561.47 : 5,340.74 = 1,062.11 : x
  2. Step 2: Convert to fraction form
    3,561.47/5,340.74 = 1,062.11/x
  3. Step 3: Cross multiply
    3,561.47x = 5,340.74 × 1,062.11
  4. Step 4: Simplify right side
    3,561.47x = 5,672,461.40
  5. Step 5: Solve for x
    x = 5,672,461.40/3,561.47
  6. Step 6: Final answer
    x = 1,592.73

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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.