Home / 2,567.91-3,543.66-1,448.85

Finding the Fourth Proportional to 2,567.91, 3,543.66 and 1,448.85

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Solution

The fourth proportional to 2,567.91, 3,543.66 and 1,448.85 is: 1,999.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,567.91 : 3,543.66 = 1,448.85 : x
  2. Step 2: Convert to fraction form
    2,567.91/3,543.66 = 1,448.85/x
  3. Step 3: Cross multiply
    2,567.91x = 3,543.66 × 1,448.85
  4. Step 4: Simplify right side
    2,567.91x = 5,134,231.79
  5. Step 5: Solve for x
    x = 5,134,231.79/2,567.91
  6. Step 6: Final answer
    x = 1,999.38

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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.