Home / 10,172.44-15,263.25-6,473.71

Finding the Fourth Proportional to 10,172.44, 15,263.25 and 6,473.71

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Solution

The fourth proportional to 10,172.44, 15,263.25 and 6,473.71 is: 9,713.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,172.44 : 15,263.25 = 6,473.71 : x
  2. Step 2: Convert to fraction form
    10,172.44/15,263.25 = 6,473.71/x
  3. Step 3: Cross multiply
    10,172.44x = 15,263.25 × 6,473.71
  4. Step 4: Simplify right side
    10,172.44x = 98,809,854.16
  5. Step 5: Solve for x
    x = 98,809,854.16/10,172.44
  6. Step 6: Final answer
    x = 9,713.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.