Home / 4,041.76-5,578.39-2,530.02

Finding the Fourth Proportional to 4,041.76, 5,578.39 and 2,530.02

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Solution

The fourth proportional to 4,041.76, 5,578.39 and 2,530.02 is: 3,491.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,041.76 : 5,578.39 = 2,530.02 : x
  2. Step 2: Convert to fraction form
    4,041.76/5,578.39 = 2,530.02/x
  3. Step 3: Cross multiply
    4,041.76x = 5,578.39 × 2,530.02
  4. Step 4: Simplify right side
    4,041.76x = 14,113,418.00
  5. Step 5: Solve for x
    x = 14,113,418.00/4,041.76
  6. Step 6: Final answer
    x = 3,491.90

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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.