Home / 3,962.79-5,467.98-2,261.10

Finding the Fourth Proportional to 3,962.79, 5,467.98 and 2,261.10

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Solution

The fourth proportional to 3,962.79, 5,467.98 and 2,261.10 is: 3,119.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,962.79 : 5,467.98 = 2,261.10 : x
  2. Step 2: Convert to fraction form
    3,962.79/5,467.98 = 2,261.10/x
  3. Step 3: Cross multiply
    3,962.79x = 5,467.98 × 2,261.10
  4. Step 4: Simplify right side
    3,962.79x = 12,363,649.58
  5. Step 5: Solve for x
    x = 12,363,649.58/3,962.79
  6. Step 6: Final answer
    x = 3,119.94

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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.