Home / 10,963.81-15,130.97-6,248.53

Finding the Fourth Proportional to 10,963.81, 15,130.97 and 6,248.53

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Solution

The fourth proportional to 10,963.81, 15,130.97 and 6,248.53 is: 8,623.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,963.81 : 15,130.97 = 6,248.53 : x
  2. Step 2: Convert to fraction form
    10,963.81/15,130.97 = 6,248.53/x
  3. Step 3: Cross multiply
    10,963.81x = 15,130.97 × 6,248.53
  4. Step 4: Simplify right side
    10,963.81x = 94,546,319.97
  5. Step 5: Solve for x
    x = 94,546,319.97/10,963.81
  6. Step 6: Final answer
    x = 8,623.49

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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.