Home / 10,975.49-15,146.52-6,195.50

Finding the Fourth Proportional to 10,975.49, 15,146.52 and 6,195.50

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Solution

The fourth proportional to 10,975.49, 15,146.52 and 6,195.50 is: 8,549.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,975.49 : 15,146.52 = 6,195.50 : x
  2. Step 2: Convert to fraction form
    10,975.49/15,146.52 = 6,195.50/x
  3. Step 3: Cross multiply
    10,975.49x = 15,146.52 × 6,195.50
  4. Step 4: Simplify right side
    10,975.49x = 93,840,264.66
  5. Step 5: Solve for x
    x = 93,840,264.66/10,975.49
  6. Step 6: Final answer
    x = 8,549.98

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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.