Home / 3,915.07-5,872.03-1,141.00

Finding the Fourth Proportional to 3,915.07, 5,872.03 and 1,141.00

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Solution

The fourth proportional to 3,915.07, 5,872.03 and 1,141.00 is: 1,711.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,915.07 : 5,872.03 = 1,141.00 : x
  2. Step 2: Convert to fraction form
    3,915.07/5,872.03 = 1,141.00/x
  3. Step 3: Cross multiply
    3,915.07x = 5,872.03 × 1,141.00
  4. Step 4: Simplify right side
    3,915.07x = 6,699,951.16
  5. Step 5: Solve for x
    x = 6,699,951.16/3,915.07
  6. Step 6: Final answer
    x = 1,711.33

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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.