Home / 8,871.87-13,308.54-2,298.18

Finding the Fourth Proportional to 8,871.87, 13,308.54 and 2,298.18

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Solution

The fourth proportional to 8,871.87, 13,308.54 and 2,298.18 is: 3,447.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,871.87 : 13,308.54 = 2,298.18 : x
  2. Step 2: Convert to fraction form
    8,871.87/13,308.54 = 2,298.18/x
  3. Step 3: Cross multiply
    8,871.87x = 13,308.54 × 2,298.18
  4. Step 4: Simplify right side
    8,871.87x = 30,585,353.91
  5. Step 5: Solve for x
    x = 30,585,353.91/8,871.87
  6. Step 6: Final answer
    x = 3,447.45

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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.