Home / 11,178.41-15,425.15-6,701.33

Finding the Fourth Proportional to 11,178.41, 15,425.15 and 6,701.33

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Solution

The fourth proportional to 11,178.41, 15,425.15 and 6,701.33 is: 9,247.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,178.41 : 15,425.15 = 6,701.33 : x
  2. Step 2: Convert to fraction form
    11,178.41/15,425.15 = 6,701.33/x
  3. Step 3: Cross multiply
    11,178.41x = 15,425.15 × 6,701.33
  4. Step 4: Simplify right side
    11,178.41x = 103,368,986.94
  5. Step 5: Solve for x
    x = 103,368,986.94/11,178.41
  6. Step 6: Final answer
    x = 9,247.20

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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.