Home / 4,145.27-5,712.59-2,964.29

Finding the Fourth Proportional to 4,145.27, 5,712.59 and 2,964.29

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Solution

The fourth proportional to 4,145.27, 5,712.59 and 2,964.29 is: 4,085.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,145.27 : 5,712.59 = 2,964.29 : x
  2. Step 2: Convert to fraction form
    4,145.27/5,712.59 = 2,964.29/x
  3. Step 3: Cross multiply
    4,145.27x = 5,712.59 × 2,964.29
  4. Step 4: Simplify right side
    4,145.27x = 16,933,752.26
  5. Step 5: Solve for x
    x = 16,933,752.26/4,145.27
  6. Step 6: Final answer
    x = 4,085.08

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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.