Home / 3,273.95-4,518.08-1,781.88

Finding the Fourth Proportional to 3,273.95, 4,518.08 and 1,781.88

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Solution

The fourth proportional to 3,273.95, 4,518.08 and 1,781.88 is: 2,459.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,273.95 : 4,518.08 = 1,781.88 : x
  2. Step 2: Convert to fraction form
    3,273.95/4,518.08 = 1,781.88/x
  3. Step 3: Cross multiply
    3,273.95x = 4,518.08 × 1,781.88
  4. Step 4: Simplify right side
    3,273.95x = 8,050,667.48
  5. Step 5: Solve for x
    x = 8,050,667.48/3,273.95
  6. Step 6: Final answer
    x = 2,459.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.