Home / 8,794.17-12,136.33-5,256.70

Finding the Fourth Proportional to 8,794.17, 12,136.33 and 5,256.70

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Solution

The fourth proportional to 8,794.17, 12,136.33 and 5,256.70 is: 7,254.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,794.17 : 12,136.33 = 5,256.70 : x
  2. Step 2: Convert to fraction form
    8,794.17/12,136.33 = 5,256.70/x
  3. Step 3: Cross multiply
    8,794.17x = 12,136.33 × 5,256.70
  4. Step 4: Simplify right side
    8,794.17x = 63,797,022.14
  5. Step 5: Solve for x
    x = 63,797,022.14/8,794.17
  6. Step 6: Final answer
    x = 7,254.47

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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.