Home / 10,968.38-15,136.08-6,252.56

Finding the Fourth Proportional to 10,968.38, 15,136.08 and 6,252.56

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Solution

The fourth proportional to 10,968.38, 15,136.08 and 6,252.56 is: 8,628.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,968.38 : 15,136.08 = 6,252.56 : x
  2. Step 2: Convert to fraction form
    10,968.38/15,136.08 = 6,252.56/x
  3. Step 3: Cross multiply
    10,968.38x = 15,136.08 × 6,252.56
  4. Step 4: Simplify right side
    10,968.38x = 94,639,248.36
  5. Step 5: Solve for x
    x = 94,639,248.36/10,968.38
  6. Step 6: Final answer
    x = 8,628.37

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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.