Home / 8,152.56-12,226.80-2,309.76

Finding the Fourth Proportional to 8,152.56, 12,226.80 and 2,309.76

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Solution

The fourth proportional to 8,152.56, 12,226.80 and 2,309.76 is: 3,464.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,152.56 : 12,226.80 = 2,309.76 : x
  2. Step 2: Convert to fraction form
    8,152.56/12,226.80 = 2,309.76/x
  3. Step 3: Cross multiply
    8,152.56x = 12,226.80 × 2,309.76
  4. Step 4: Simplify right side
    8,152.56x = 28,240,973.57
  5. Step 5: Solve for x
    x = 28,240,973.57/8,152.56
  6. Step 6: Final answer
    x = 3,464.06

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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.