Home / 3,465.02-5,197.56-867.96

Finding the Fourth Proportional to 3,465.02, 5,197.56 and 867.96

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Solution

The fourth proportional to 3,465.02, 5,197.56 and 867.96 is: 1,301.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,465.02 : 5,197.56 = 867.96 : x
  2. Step 2: Convert to fraction form
    3,465.02/5,197.56 = 867.96/x
  3. Step 3: Cross multiply
    3,465.02x = 5,197.56 × 867.96
  4. Step 4: Simplify right side
    3,465.02x = 4,511,274.18
  5. Step 5: Solve for x
    x = 4,511,274.18/3,465.02
  6. Step 6: Final answer
    x = 1,301.95

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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.