Home / 11,176.27-15,422.97-6,140.46

Finding the Fourth Proportional to 11,176.27, 15,422.97 and 6,140.46

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Solution

The fourth proportional to 11,176.27, 15,422.97 and 6,140.46 is: 8,473.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,176.27 : 15,422.97 = 6,140.46 : x
  2. Step 2: Convert to fraction form
    11,176.27/15,422.97 = 6,140.46/x
  3. Step 3: Cross multiply
    11,176.27x = 15,422.97 × 6,140.46
  4. Step 4: Simplify right side
    11,176.27x = 94,704,130.37
  5. Step 5: Solve for x
    x = 94,704,130.37/11,176.27
  6. Step 6: Final answer
    x = 8,473.68

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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.