Home / 12,057.06-16,639.11-6,752.10

Finding the Fourth Proportional to 12,057.06, 16,639.11 and 6,752.10

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Solution

The fourth proportional to 12,057.06, 16,639.11 and 6,752.10 is: 9,318.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,057.06 : 16,639.11 = 6,752.10 : x
  2. Step 2: Convert to fraction form
    12,057.06/16,639.11 = 6,752.10/x
  3. Step 3: Cross multiply
    12,057.06x = 16,639.11 × 6,752.10
  4. Step 4: Simplify right side
    12,057.06x = 112,348,934.63
  5. Step 5: Solve for x
    x = 112,348,934.63/12,057.06
  6. Step 6: Final answer
    x = 9,318.10

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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.