Home / 9,204.68-12,702.50-5,225.80

Finding the Fourth Proportional to 9,204.68, 12,702.50 and 5,225.80

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Solution

The fourth proportional to 9,204.68, 12,702.50 and 5,225.80 is: 7,211.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,204.68 : 12,702.50 = 5,225.80 : x
  2. Step 2: Convert to fraction form
    9,204.68/12,702.50 = 5,225.80/x
  3. Step 3: Cross multiply
    9,204.68x = 12,702.50 × 5,225.80
  4. Step 4: Simplify right side
    9,204.68x = 66,380,724.50
  5. Step 5: Solve for x
    x = 66,380,724.50/9,204.68
  6. Step 6: Final answer
    x = 7,211.63

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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.