Home / 9,270.30-13,905.45-6,170.70

Finding the Fourth Proportional to 9,270.30, 13,905.45 and 6,170.70

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Solution

The fourth proportional to 9,270.30, 13,905.45 and 6,170.70 is: 9,256.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,270.30 : 13,905.45 = 6,170.70 : x
  2. Step 2: Convert to fraction form
    9,270.30/13,905.45 = 6,170.70/x
  3. Step 3: Cross multiply
    9,270.30x = 13,905.45 × 6,170.70
  4. Step 4: Simplify right side
    9,270.30x = 85,806,360.32
  5. Step 5: Solve for x
    x = 85,806,360.32/9,270.30
  6. Step 6: Final answer
    x = 9,256.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.