Home / 9,182.85-12,674.09-5,204.13

Finding the Fourth Proportional to 9,182.85, 12,674.09 and 5,204.13

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Solution

The fourth proportional to 9,182.85, 12,674.09 and 5,204.13 is: 7,182.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,182.85 : 12,674.09 = 5,204.13 : x
  2. Step 2: Convert to fraction form
    9,182.85/12,674.09 = 5,204.13/x
  3. Step 3: Cross multiply
    9,182.85x = 12,674.09 × 5,204.13
  4. Step 4: Simplify right side
    9,182.85x = 65,957,611.99
  5. Step 5: Solve for x
    x = 65,957,611.99/9,182.85
  6. Step 6: Final answer
    x = 7,182.70

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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.