Home / 2,886.24-4,302.97-2,669.52

Finding the Fourth Proportional to 2,886.24, 4,302.97 and 2,669.52

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Solution

The fourth proportional to 2,886.24, 4,302.97 and 2,669.52 is: 3,979.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,886.24 : 4,302.97 = 2,669.52 : x
  2. Step 2: Convert to fraction form
    2,886.24/4,302.97 = 2,669.52/x
  3. Step 3: Cross multiply
    2,886.24x = 4,302.97 × 2,669.52
  4. Step 4: Simplify right side
    2,886.24x = 11,486,864.47
  5. Step 5: Solve for x
    x = 11,486,864.47/2,886.24
  6. Step 6: Final answer
    x = 3,979.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.