Home / 3,277.06-4,909.51-2,543.20

Finding the Fourth Proportional to 3,277.06, 4,909.51 and 2,543.20

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Solution

The fourth proportional to 3,277.06, 4,909.51 and 2,543.20 is: 3,810.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,277.06 : 4,909.51 = 2,543.20 : x
  2. Step 2: Convert to fraction form
    3,277.06/4,909.51 = 2,543.20/x
  3. Step 3: Cross multiply
    3,277.06x = 4,909.51 × 2,543.20
  4. Step 4: Simplify right side
    3,277.06x = 12,485,865.83
  5. Step 5: Solve for x
    x = 12,485,865.83/3,277.06
  6. Step 6: Final answer
    x = 3,810.08

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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.