Home / 8,680.14-13,011.03-2,835.18

Finding the Fourth Proportional to 8,680.14, 13,011.03 and 2,835.18

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Solution

The fourth proportional to 8,680.14, 13,011.03 and 2,835.18 is: 4,249.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,680.14 : 13,011.03 = 2,835.18 : x
  2. Step 2: Convert to fraction form
    8,680.14/13,011.03 = 2,835.18/x
  3. Step 3: Cross multiply
    8,680.14x = 13,011.03 × 2,835.18
  4. Step 4: Simplify right side
    8,680.14x = 36,888,612.04
  5. Step 5: Solve for x
    x = 36,888,612.04/8,680.14
  6. Step 6: Final answer
    x = 4,249.77

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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.