Home / 10,646.71-15,968.85-2,854.92

Finding the Fourth Proportional to 10,646.71, 15,968.85 and 2,854.92

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Solution

The fourth proportional to 10,646.71, 15,968.85 and 2,854.92 is: 4,282.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,646.71 : 15,968.85 = 2,854.92 : x
  2. Step 2: Convert to fraction form
    10,646.71/15,968.85 = 2,854.92/x
  3. Step 3: Cross multiply
    10,646.71x = 15,968.85 × 2,854.92
  4. Step 4: Simplify right side
    10,646.71x = 45,589,789.24
  5. Step 5: Solve for x
    x = 45,589,789.24/10,646.71
  6. Step 6: Final answer
    x = 4,282.05

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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.