Home / 11,184.20-15,433.29-6,148.29

Finding the Fourth Proportional to 11,184.20, 15,433.29 and 6,148.29

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Solution

The fourth proportional to 11,184.20, 15,433.29 and 6,148.29 is: 8,484.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,184.20 : 15,433.29 = 6,148.29 : x
  2. Step 2: Convert to fraction form
    11,184.20/15,433.29 = 6,148.29/x
  3. Step 3: Cross multiply
    11,184.20x = 15,433.29 × 6,148.29
  4. Step 4: Simplify right side
    11,184.20x = 94,888,342.57
  5. Step 5: Solve for x
    x = 94,888,342.57/11,184.20
  6. Step 6: Final answer
    x = 8,484.15

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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.