Home / 4,164.15-5,746.76-2,275.91

Finding the Fourth Proportional to 4,164.15, 5,746.76 and 2,275.91

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Solution

The fourth proportional to 4,164.15, 5,746.76 and 2,275.91 is: 3,140.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,164.15 : 5,746.76 = 2,275.91 : x
  2. Step 2: Convert to fraction form
    4,164.15/5,746.76 = 2,275.91/x
  3. Step 3: Cross multiply
    4,164.15x = 5,746.76 × 2,275.91
  4. Step 4: Simplify right side
    4,164.15x = 13,079,068.44
  5. Step 5: Solve for x
    x = 13,079,068.44/4,164.15
  6. Step 6: Final answer
    x = 3,140.87

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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.