Home / 3,184.60-4,775.20-1,104.07

Finding the Fourth Proportional to 3,184.60, 4,775.20 and 1,104.07

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Solution

The fourth proportional to 3,184.60, 4,775.20 and 1,104.07 is: 1,655.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,184.60 : 4,775.20 = 1,104.07 : x
  2. Step 2: Convert to fraction form
    3,184.60/4,775.20 = 1,104.07/x
  3. Step 3: Cross multiply
    3,184.60x = 4,775.20 × 1,104.07
  4. Step 4: Simplify right side
    3,184.60x = 5,272,155.06
  5. Step 5: Solve for x
    x = 5,272,155.06/3,184.60
  6. Step 6: Final answer
    x = 1,655.52

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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.