Home / 4,356.87-6,525.18-2,158.53

Finding the Fourth Proportional to 4,356.87, 6,525.18 and 2,158.53

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Solution

The fourth proportional to 4,356.87, 6,525.18 and 2,158.53 is: 3,232.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,356.87 : 6,525.18 = 2,158.53 : x
  2. Step 2: Convert to fraction form
    4,356.87/6,525.18 = 2,158.53/x
  3. Step 3: Cross multiply
    4,356.87x = 6,525.18 × 2,158.53
  4. Step 4: Simplify right side
    4,356.87x = 14,084,796.79
  5. Step 5: Solve for x
    x = 14,084,796.79/4,356.87
  6. Step 6: Final answer
    x = 3,232.78

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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.