Home / 9,204.20-12,701.51-5,427.60

Finding the Fourth Proportional to 9,204.20, 12,701.51 and 5,427.60

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Solution

The fourth proportional to 9,204.20, 12,701.51 and 5,427.60 is: 7,489.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,204.20 : 12,701.51 = 5,427.60 : x
  2. Step 2: Convert to fraction form
    9,204.20/12,701.51 = 5,427.60/x
  3. Step 3: Cross multiply
    9,204.20x = 12,701.51 × 5,427.60
  4. Step 4: Simplify right side
    9,204.20x = 68,938,729.25
  5. Step 5: Solve for x
    x = 68,938,729.25/9,204.20
  6. Step 6: Final answer
    x = 7,489.92

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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.