Home / 10,968.35-15,136.17-6,252.71

Finding the Fourth Proportional to 10,968.35, 15,136.17 and 6,252.71

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Solution

The fourth proportional to 10,968.35, 15,136.17 and 6,252.71 is: 8,628.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,968.35 : 15,136.17 = 6,252.71 : x
  2. Step 2: Convert to fraction form
    10,968.35/15,136.17 = 6,252.71/x
  3. Step 3: Cross multiply
    10,968.35x = 15,136.17 × 6,252.71
  4. Step 4: Simplify right side
    10,968.35x = 94,642,081.52
  5. Step 5: Solve for x
    x = 94,642,081.52/10,968.35
  6. Step 6: Final answer
    x = 8,628.65

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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.