Home / 4,538.40-6,263.16-2,649.72

Finding the Fourth Proportional to 4,538.40, 6,263.16 and 2,649.72

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Solution

The fourth proportional to 4,538.40, 6,263.16 and 2,649.72 is: 3,656.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,538.40 : 6,263.16 = 2,649.72 : x
  2. Step 2: Convert to fraction form
    4,538.40/6,263.16 = 2,649.72/x
  3. Step 3: Cross multiply
    4,538.40x = 6,263.16 × 2,649.72
  4. Step 4: Simplify right side
    4,538.40x = 16,595,620.32
  5. Step 5: Solve for x
    x = 16,595,620.32/4,538.40
  6. Step 6: Final answer
    x = 3,656.71

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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.