Home / 3,421.60-5,132.04-1,473.52

Finding the Fourth Proportional to 3,421.60, 5,132.04 and 1,473.52

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Solution

The fourth proportional to 3,421.60, 5,132.04 and 1,473.52 is: 2,210.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,421.60 : 5,132.04 = 1,473.52 : x
  2. Step 2: Convert to fraction form
    3,421.60/5,132.04 = 1,473.52/x
  3. Step 3: Cross multiply
    3,421.60x = 5,132.04 × 1,473.52
  4. Step 4: Simplify right side
    3,421.60x = 7,562,163.58
  5. Step 5: Solve for x
    x = 7,562,163.58/3,421.60
  6. Step 6: Final answer
    x = 2,210.12

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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.