Home / 4,381.74-6,574.41-1,915.29

Finding the Fourth Proportional to 4,381.74, 6,574.41 and 1,915.29

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Solution

The fourth proportional to 4,381.74, 6,574.41 and 1,915.29 is: 2,873.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,381.74 : 6,574.41 = 1,915.29 : x
  2. Step 2: Convert to fraction form
    4,381.74/6,574.41 = 1,915.29/x
  3. Step 3: Cross multiply
    4,381.74x = 6,574.41 × 1,915.29
  4. Step 4: Simplify right side
    4,381.74x = 12,591,901.73
  5. Step 5: Solve for x
    x = 12,591,901.73/4,381.74
  6. Step 6: Final answer
    x = 2,873.72

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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.