Home / 8,246.82-12,368.52-2,910.72

Finding the Fourth Proportional to 8,246.82, 12,368.52 and 2,910.72

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Solution

The fourth proportional to 8,246.82, 12,368.52 and 2,910.72 is: 4,365.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,246.82 : 12,368.52 = 2,910.72 : x
  2. Step 2: Convert to fraction form
    8,246.82/12,368.52 = 2,910.72/x
  3. Step 3: Cross multiply
    8,246.82x = 12,368.52 × 2,910.72
  4. Step 4: Simplify right side
    8,246.82x = 36,001,298.53
  5. Step 5: Solve for x
    x = 36,001,298.53/8,246.82
  6. Step 6: Final answer
    x = 4,365.48

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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.