Home / 5,557.32-8,337.60-2,047.68

Finding the Fourth Proportional to 5,557.32, 8,337.60 and 2,047.68

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Solution

The fourth proportional to 5,557.32, 8,337.60 and 2,047.68 is: 3,072.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,557.32 : 8,337.60 = 2,047.68 : x
  2. Step 2: Convert to fraction form
    5,557.32/8,337.60 = 2,047.68/x
  3. Step 3: Cross multiply
    5,557.32x = 8,337.60 × 2,047.68
  4. Step 4: Simplify right side
    5,557.32x = 17,072,736.77
  5. Step 5: Solve for x
    x = 17,072,736.77/5,557.32
  6. Step 6: Final answer
    x = 3,072.12

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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.