Home / 12,082.71-16,673.01-6,776.50

Finding the Fourth Proportional to 12,082.71, 16,673.01 and 6,776.50

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Solution

The fourth proportional to 12,082.71, 16,673.01 and 6,776.50 is: 9,350.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,082.71 : 16,673.01 = 6,776.50 : x
  2. Step 2: Convert to fraction form
    12,082.71/16,673.01 = 6,776.50/x
  3. Step 3: Cross multiply
    12,082.71x = 16,673.01 × 6,776.50
  4. Step 4: Simplify right side
    12,082.71x = 112,984,585.84
  5. Step 5: Solve for x
    x = 112,984,585.84/12,082.71
  6. Step 6: Final answer
    x = 9,350.93

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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.