Home / 10,198.08-14,066.05-8,851.70

Finding the Fourth Proportional to 10,198.08, 14,066.05 and 8,851.70

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Solution

The fourth proportional to 10,198.08, 14,066.05 and 8,851.70 is: 12,209.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,198.08 : 14,066.05 = 8,851.70 : x
  2. Step 2: Convert to fraction form
    10,198.08/14,066.05 = 8,851.70/x
  3. Step 3: Cross multiply
    10,198.08x = 14,066.05 × 8,851.70
  4. Step 4: Simplify right side
    10,198.08x = 124,508,340.20
  5. Step 5: Solve for x
    x = 124,508,340.20/10,198.08
  6. Step 6: Final answer
    x = 12,209.00

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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.