Home / 5,871.60-8,103.24-3,515.04

Finding the Fourth Proportional to 5,871.60, 8,103.24 and 3,515.04

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Solution

The fourth proportional to 5,871.60, 8,103.24 and 3,515.04 is: 4,851.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,871.60 : 8,103.24 = 3,515.04 : x
  2. Step 2: Convert to fraction form
    5,871.60/8,103.24 = 3,515.04/x
  3. Step 3: Cross multiply
    5,871.60x = 8,103.24 × 3,515.04
  4. Step 4: Simplify right side
    5,871.60x = 28,483,212.73
  5. Step 5: Solve for x
    x = 28,483,212.73/5,871.60
  6. Step 6: Final answer
    x = 4,851.01

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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.