Home / 3,197.47-4,795.80-1,349.32

Finding the Fourth Proportional to 3,197.47, 4,795.80 and 1,349.32

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Solution

The fourth proportional to 3,197.47, 4,795.80 and 1,349.32 is: 2,023.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,197.47 : 4,795.80 = 1,349.32 : x
  2. Step 2: Convert to fraction form
    3,197.47/4,795.80 = 1,349.32/x
  3. Step 3: Cross multiply
    3,197.47x = 4,795.80 × 1,349.32
  4. Step 4: Simplify right side
    3,197.47x = 6,471,068.86
  5. Step 5: Solve for x
    x = 6,471,068.86/3,197.47
  6. Step 6: Final answer
    x = 2,023.81

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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.