Home / 2,862.72-4,295.46-1,476.12

Finding the Fourth Proportional to 2,862.72, 4,295.46 and 1,476.12

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Solution

The fourth proportional to 2,862.72, 4,295.46 and 1,476.12 is: 2,214.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,862.72 : 4,295.46 = 1,476.12 : x
  2. Step 2: Convert to fraction form
    2,862.72/4,295.46 = 1,476.12/x
  3. Step 3: Cross multiply
    2,862.72x = 4,295.46 × 1,476.12
  4. Step 4: Simplify right side
    2,862.72x = 6,340,614.42
  5. Step 5: Solve for x
    x = 6,340,614.42/2,862.72
  6. Step 6: Final answer
    x = 2,214.89

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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.