Home / 4,221.56-5,825.96-2,543.48

Finding the Fourth Proportional to 4,221.56, 5,825.96 and 2,543.48

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Solution

The fourth proportional to 4,221.56, 5,825.96 and 2,543.48 is: 3,510.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,221.56 : 5,825.96 = 2,543.48 : x
  2. Step 2: Convert to fraction form
    4,221.56/5,825.96 = 2,543.48/x
  3. Step 3: Cross multiply
    4,221.56x = 5,825.96 × 2,543.48
  4. Step 4: Simplify right side
    4,221.56x = 14,818,212.74
  5. Step 5: Solve for x
    x = 14,818,212.74/4,221.56
  6. Step 6: Final answer
    x = 3,510.13

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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.