Home / 4,091.01-5,641.55-2,518.80

Finding the Fourth Proportional to 4,091.01, 5,641.55 and 2,518.80

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Solution

The fourth proportional to 4,091.01, 5,641.55 and 2,518.80 is: 3,473.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,091.01 : 5,641.55 = 2,518.80 : x
  2. Step 2: Convert to fraction form
    4,091.01/5,641.55 = 2,518.80/x
  3. Step 3: Cross multiply
    4,091.01x = 5,641.55 × 2,518.80
  4. Step 4: Simplify right side
    4,091.01x = 14,209,923.55
  5. Step 5: Solve for x
    x = 14,209,923.55/4,091.01
  6. Step 6: Final answer
    x = 3,473.45

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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.