Home / 4,752.96-7,118.88-3,649.20

Finding the Fourth Proportional to 4,752.96, 7,118.88 and 3,649.20

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Solution

The fourth proportional to 4,752.96, 7,118.88 and 3,649.20 is: 5,465.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,752.96 : 7,118.88 = 3,649.20 : x
  2. Step 2: Convert to fraction form
    4,752.96/7,118.88 = 3,649.20/x
  3. Step 3: Cross multiply
    4,752.96x = 7,118.88 × 3,649.20
  4. Step 4: Simplify right side
    4,752.96x = 25,978,216.90
  5. Step 5: Solve for x
    x = 25,978,216.90/4,752.96
  6. Step 6: Final answer
    x = 5,465.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.