Home / 2,854.31-3,937.34-1,675.16

Finding the Fourth Proportional to 2,854.31, 3,937.34 and 1,675.16

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Solution

The fourth proportional to 2,854.31, 3,937.34 and 1,675.16 is: 2,310.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,854.31 : 3,937.34 = 1,675.16 : x
  2. Step 2: Convert to fraction form
    2,854.31/3,937.34 = 1,675.16/x
  3. Step 3: Cross multiply
    2,854.31x = 3,937.34 × 1,675.16
  4. Step 4: Simplify right side
    2,854.31x = 6,595,654.79
  5. Step 5: Solve for x
    x = 6,595,654.79/2,854.31
  6. Step 6: Final answer
    x = 2,310.77

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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.