Home / 10,992.18-15,167.07-6,274.74

Finding the Fourth Proportional to 10,992.18, 15,167.07 and 6,274.74

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Solution

The fourth proportional to 10,992.18, 15,167.07 and 6,274.74 is: 8,657.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,992.18 : 15,167.07 = 6,274.74 : x
  2. Step 2: Convert to fraction form
    10,992.18/15,167.07 = 6,274.74/x
  3. Step 3: Cross multiply
    10,992.18x = 15,167.07 × 6,274.74
  4. Step 4: Simplify right side
    10,992.18x = 95,169,420.81
  5. Step 5: Solve for x
    x = 95,169,420.81/10,992.18
  6. Step 6: Final answer
    x = 8,657.92

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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.