Home / 8,693.68-13,042.40-2,850.08

Finding the Fourth Proportional to 8,693.68, 13,042.40 and 2,850.08

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Solution

The fourth proportional to 8,693.68, 13,042.40 and 2,850.08 is: 4,275.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,693.68 : 13,042.40 = 2,850.08 : x
  2. Step 2: Convert to fraction form
    8,693.68/13,042.40 = 2,850.08/x
  3. Step 3: Cross multiply
    8,693.68x = 13,042.40 × 2,850.08
  4. Step 4: Simplify right side
    8,693.68x = 37,171,883.39
  5. Step 5: Solve for x
    x = 37,171,883.39/8,693.68
  6. Step 6: Final answer
    x = 4,275.74

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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.