Home / 11,552.91-15,943.50-6,517.32

Finding the Fourth Proportional to 11,552.91, 15,943.50 and 6,517.32

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Solution

The fourth proportional to 11,552.91, 15,943.50 and 6,517.32 is: 8,994.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,552.91 : 15,943.50 = 6,517.32 : x
  2. Step 2: Convert to fraction form
    11,552.91/15,943.50 = 6,517.32/x
  3. Step 3: Cross multiply
    11,552.91x = 15,943.50 × 6,517.32
  4. Step 4: Simplify right side
    11,552.91x = 103,908,891.42
  5. Step 5: Solve for x
    x = 103,908,891.42/11,552.91
  6. Step 6: Final answer
    x = 8,994.17

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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.