Home / 3,562.27-4,915.90-1,969.02

Finding the Fourth Proportional to 3,562.27, 4,915.90 and 1,969.02

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Solution

The fourth proportional to 3,562.27, 4,915.90 and 1,969.02 is: 2,717.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,562.27 : 4,915.90 = 1,969.02 : x
  2. Step 2: Convert to fraction form
    3,562.27/4,915.90 = 1,969.02/x
  3. Step 3: Cross multiply
    3,562.27x = 4,915.90 × 1,969.02
  4. Step 4: Simplify right side
    3,562.27x = 9,679,505.42
  5. Step 5: Solve for x
    x = 9,679,505.42/3,562.27
  6. Step 6: Final answer
    x = 2,717.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.