Home / 8,077.58-12,116.46-2,530.70

Finding the Fourth Proportional to 8,077.58, 12,116.46 and 2,530.70

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Solution

The fourth proportional to 8,077.58, 12,116.46 and 2,530.70 is: 3,796.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,077.58 : 12,116.46 = 2,530.70 : x
  2. Step 2: Convert to fraction form
    8,077.58/12,116.46 = 2,530.70/x
  3. Step 3: Cross multiply
    8,077.58x = 12,116.46 × 2,530.70
  4. Step 4: Simplify right side
    8,077.58x = 30,663,125.32
  5. Step 5: Solve for x
    x = 30,663,125.32/8,077.58
  6. Step 6: Final answer
    x = 3,796.08

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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.