Home / 4,860.35-6,707.09-2,871.55

Finding the Fourth Proportional to 4,860.35, 6,707.09 and 2,871.55

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Solution

The fourth proportional to 4,860.35, 6,707.09 and 2,871.55 is: 3,962.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,860.35 : 6,707.09 = 2,871.55 : x
  2. Step 2: Convert to fraction form
    4,860.35/6,707.09 = 2,871.55/x
  3. Step 3: Cross multiply
    4,860.35x = 6,707.09 × 2,871.55
  4. Step 4: Simplify right side
    4,860.35x = 19,259,744.29
  5. Step 5: Solve for x
    x = 19,259,744.29/4,860.35
  6. Step 6: Final answer
    x = 3,962.62

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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.