Home / 4,029.99-5,561.34-2,261.55

Finding the Fourth Proportional to 4,029.99, 5,561.34 and 2,261.55

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Solution

The fourth proportional to 4,029.99, 5,561.34 and 2,261.55 is: 3,120.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,029.99 : 5,561.34 = 2,261.55 : x
  2. Step 2: Convert to fraction form
    4,029.99/5,561.34 = 2,261.55/x
  3. Step 3: Cross multiply
    4,029.99x = 5,561.34 × 2,261.55
  4. Step 4: Simplify right side
    4,029.99x = 12,577,248.48
  5. Step 5: Solve for x
    x = 12,577,248.48/4,029.99
  6. Step 6: Final answer
    x = 3,120.91

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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.