Home / 7,943.83-11,915.83-2,397.23

Finding the Fourth Proportional to 7,943.83, 11,915.83 and 2,397.23

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Solution

The fourth proportional to 7,943.83, 11,915.83 and 2,397.23 is: 3,595.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,943.83 : 11,915.83 = 2,397.23 : x
  2. Step 2: Convert to fraction form
    7,943.83/11,915.83 = 2,397.23/x
  3. Step 3: Cross multiply
    7,943.83x = 11,915.83 × 2,397.23
  4. Step 4: Simplify right side
    7,943.83x = 28,564,919.58
  5. Step 5: Solve for x
    x = 28,564,919.58/7,943.83
  6. Step 6: Final answer
    x = 3,595.86

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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.