Home / 5,647.64-8,476.70-2,876.38

Finding the Fourth Proportional to 5,647.64, 8,476.70 and 2,876.38

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Solution

The fourth proportional to 5,647.64, 8,476.70 and 2,876.38 is: 4,317.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,647.64 : 8,476.70 = 2,876.38 : x
  2. Step 2: Convert to fraction form
    5,647.64/8,476.70 = 2,876.38/x
  3. Step 3: Cross multiply
    5,647.64x = 8,476.70 × 2,876.38
  4. Step 4: Simplify right side
    5,647.64x = 24,382,210.35
  5. Step 5: Solve for x
    x = 24,382,210.35/5,647.64
  6. Step 6: Final answer
    x = 4,317.24

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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.