Home / 5,552.84-7,649.91-3,871.19

Finding the Fourth Proportional to 5,552.84, 7,649.91 and 3,871.19

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Solution

The fourth proportional to 5,552.84, 7,649.91 and 3,871.19 is: 5,333.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,552.84 : 7,649.91 = 3,871.19 : x
  2. Step 2: Convert to fraction form
    5,552.84/7,649.91 = 3,871.19/x
  3. Step 3: Cross multiply
    5,552.84x = 7,649.91 × 3,871.19
  4. Step 4: Simplify right side
    5,552.84x = 29,614,255.09
  5. Step 5: Solve for x
    x = 29,614,255.09/5,552.84
  6. Step 6: Final answer
    x = 5,333.17

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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.