Home / 4,860.48-6,705.90-2,871.12

Finding the Fourth Proportional to 4,860.48, 6,705.90 and 2,871.12

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Solution

The fourth proportional to 4,860.48, 6,705.90 and 2,871.12 is: 3,961.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,860.48 : 6,705.90 = 2,871.12 : x
  2. Step 2: Convert to fraction form
    4,860.48/6,705.90 = 2,871.12/x
  3. Step 3: Cross multiply
    4,860.48x = 6,705.90 × 2,871.12
  4. Step 4: Simplify right side
    4,860.48x = 19,253,443.61
  5. Step 5: Solve for x
    x = 19,253,443.61/4,860.48
  6. Step 6: Final answer
    x = 3,961.22

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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.