Home / 4,026.89-5,561.34-2,771.19

Finding the Fourth Proportional to 4,026.89, 5,561.34 and 2,771.19

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Solution

The fourth proportional to 4,026.89, 5,561.34 and 2,771.19 is: 3,827.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,026.89 : 5,561.34 = 2,771.19 : x
  2. Step 2: Convert to fraction form
    4,026.89/5,561.34 = 2,771.19/x
  3. Step 3: Cross multiply
    4,026.89x = 5,561.34 × 2,771.19
  4. Step 4: Simplify right side
    4,026.89x = 15,411,519.40
  5. Step 5: Solve for x
    x = 15,411,519.40/4,026.89
  6. Step 6: Final answer
    x = 3,827.15

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Half scale
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Double scale
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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.