Home / 11,549.04-15,928.61-8,362.82

Finding the Fourth Proportional to 11,549.04, 15,928.61 and 8,362.82

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Solution

The fourth proportional to 11,549.04, 15,928.61 and 8,362.82 is: 11,534.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,549.04 : 15,928.61 = 8,362.82 : x
  2. Step 2: Convert to fraction form
    11,549.04/15,928.61 = 8,362.82/x
  3. Step 3: Cross multiply
    11,549.04x = 15,928.61 × 8,362.82
  4. Step 4: Simplify right side
    11,549.04x = 133,207,976.82
  5. Step 5: Solve for x
    x = 133,207,976.82/11,549.04
  6. Step 6: Final answer
    x = 11,534.12

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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.