Home / 8,800.85-13,203.57-3,871.46

Finding the Fourth Proportional to 8,800.85, 13,203.57 and 3,871.46

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Solution

The fourth proportional to 8,800.85, 13,203.57 and 3,871.46 is: 5,808.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,800.85 : 13,203.57 = 3,871.46 : x
  2. Step 2: Convert to fraction form
    8,800.85/13,203.57 = 3,871.46/x
  3. Step 3: Cross multiply
    8,800.85x = 13,203.57 × 3,871.46
  4. Step 4: Simplify right side
    8,800.85x = 51,117,093.11
  5. Step 5: Solve for x
    x = 51,117,093.11/8,800.85
  6. Step 6: Final answer
    x = 5,808.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.