Home / 4,148.77-5,724.88-2,555.17

Finding the Fourth Proportional to 4,148.77, 5,724.88 and 2,555.17

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Solution

The fourth proportional to 4,148.77, 5,724.88 and 2,555.17 is: 3,525.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,148.77 : 5,724.88 = 2,555.17 : x
  2. Step 2: Convert to fraction form
    4,148.77/5,724.88 = 2,555.17/x
  3. Step 3: Cross multiply
    4,148.77x = 5,724.88 × 2,555.17
  4. Step 4: Simplify right side
    4,148.77x = 14,628,037.03
  5. Step 5: Solve for x
    x = 14,628,037.03/4,148.77
  6. Step 6: Final answer
    x = 3,525.87

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Half scale
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Double scale
Find fourth proportional to 4,149.77, 5,726.26 and 2,556.17
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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.