Home / 5,375.79-8,058.87-2,088.11

Finding the Fourth Proportional to 5,375.79, 8,058.87 and 2,088.11

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Solution

The fourth proportional to 5,375.79, 8,058.87 and 2,088.11 is: 3,130.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,375.79 : 8,058.87 = 2,088.11 : x
  2. Step 2: Convert to fraction form
    5,375.79/8,058.87 = 2,088.11/x
  3. Step 3: Cross multiply
    5,375.79x = 8,058.87 × 2,088.11
  4. Step 4: Simplify right side
    5,375.79x = 16,827,827.18
  5. Step 5: Solve for x
    x = 16,827,827.18/5,375.79
  6. Step 6: Final answer
    x = 3,130.30

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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.