Home / 4,447.32-6,138.59-2,560.23

Finding the Fourth Proportional to 4,447.32, 6,138.59 and 2,560.23

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Solution

The fourth proportional to 4,447.32, 6,138.59 and 2,560.23 is: 3,533.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,447.32 : 6,138.59 = 2,560.23 : x
  2. Step 2: Convert to fraction form
    4,447.32/6,138.59 = 2,560.23/x
  3. Step 3: Cross multiply
    4,447.32x = 6,138.59 × 2,560.23
  4. Step 4: Simplify right side
    4,447.32x = 15,716,189.47
  5. Step 5: Solve for x
    x = 15,716,189.47/4,447.32
  6. Step 6: Final answer
    x = 3,533.86

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Half scale
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Double scale
Find fourth proportional to 4,448.32, 6,139.97 and 2,561.23
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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.