Home / 10,686.92-16,030.38-2,895.73

Finding the Fourth Proportional to 10,686.92, 16,030.38 and 2,895.73

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Solution

The fourth proportional to 10,686.92, 16,030.38 and 2,895.73 is: 4,343.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,686.92 : 16,030.38 = 2,895.73 : x
  2. Step 2: Convert to fraction form
    10,686.92/16,030.38 = 2,895.73/x
  3. Step 3: Cross multiply
    10,686.92x = 16,030.38 × 2,895.73
  4. Step 4: Simplify right side
    10,686.92x = 46,419,631.40
  5. Step 5: Solve for x
    x = 46,419,631.40/10,686.92
  6. Step 6: Final answer
    x = 4,343.59

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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.