Home / 3,456.76-5,173.95-1,873.32

Finding the Fourth Proportional to 3,456.76, 5,173.95 and 1,873.32

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Solution

The fourth proportional to 3,456.76, 5,173.95 and 1,873.32 is: 2,803.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,456.76 : 5,173.95 = 1,873.32 : x
  2. Step 2: Convert to fraction form
    3,456.76/5,173.95 = 1,873.32/x
  3. Step 3: Cross multiply
    3,456.76x = 5,173.95 × 1,873.32
  4. Step 4: Simplify right side
    3,456.76x = 9,692,464.01
  5. Step 5: Solve for x
    x = 9,692,464.01/3,456.76
  6. Step 6: Final answer
    x = 2,803.92

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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.