Home / 9,618.17-13,270.79-6,633.05

Finding the Fourth Proportional to 9,618.17, 13,270.79 and 6,633.05

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Solution

The fourth proportional to 9,618.17, 13,270.79 and 6,633.05 is: 9,152.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,618.17 : 13,270.79 = 6,633.05 : x
  2. Step 2: Convert to fraction form
    9,618.17/13,270.79 = 6,633.05/x
  3. Step 3: Cross multiply
    9,618.17x = 13,270.79 × 6,633.05
  4. Step 4: Simplify right side
    9,618.17x = 88,025,780.44
  5. Step 5: Solve for x
    x = 88,025,780.44/9,618.17
  6. Step 6: Final answer
    x = 9,152.03

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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.