Home / 4,022.65-5,551.38-2,254.30

Finding the Fourth Proportional to 4,022.65, 5,551.38 and 2,254.30

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Solution

The fourth proportional to 4,022.65, 5,551.38 and 2,254.30 is: 3,111.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,022.65 : 5,551.38 = 2,254.30 : x
  2. Step 2: Convert to fraction form
    4,022.65/5,551.38 = 2,254.30/x
  3. Step 3: Cross multiply
    4,022.65x = 5,551.38 × 2,254.30
  4. Step 4: Simplify right side
    4,022.65x = 12,514,475.93
  5. Step 5: Solve for x
    x = 12,514,475.93/4,022.65
  6. Step 6: Final answer
    x = 3,111.00

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Half scale
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Double scale
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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.