Home / 4,341.95-6,512.85-1,221.92

Finding the Fourth Proportional to 4,341.95, 6,512.85 and 1,221.92

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Solution

The fourth proportional to 4,341.95, 6,512.85 and 1,221.92 is: 1,832.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,341.95 : 6,512.85 = 1,221.92 : x
  2. Step 2: Convert to fraction form
    4,341.95/6,512.85 = 1,221.92/x
  3. Step 3: Cross multiply
    4,341.95x = 6,512.85 × 1,221.92
  4. Step 4: Simplify right side
    4,341.95x = 7,958,181.67
  5. Step 5: Solve for x
    x = 7,958,181.67/4,341.95
  6. Step 6: Final answer
    x = 1,832.86

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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.