Home / 4,051.53-5,591.11-2,188.53

Finding the Fourth Proportional to 4,051.53, 5,591.11 and 2,188.53

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Solution

The fourth proportional to 4,051.53, 5,591.11 and 2,188.53 is: 3,020.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,051.53 : 5,591.11 = 2,188.53 : x
  2. Step 2: Convert to fraction form
    4,051.53/5,591.11 = 2,188.53/x
  3. Step 3: Cross multiply
    4,051.53x = 5,591.11 × 2,188.53
  4. Step 4: Simplify right side
    4,051.53x = 12,236,327.16
  5. Step 5: Solve for x
    x = 12,236,327.16/4,051.53
  6. Step 6: Final answer
    x = 3,020.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.