Home / 5,158.84-7,116.26-3,167.99

Finding the Fourth Proportional to 5,158.84, 7,116.26 and 3,167.99

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Solution

The fourth proportional to 5,158.84, 7,116.26 and 3,167.99 is: 4,370.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,158.84 : 7,116.26 = 3,167.99 : x
  2. Step 2: Convert to fraction form
    5,158.84/7,116.26 = 3,167.99/x
  3. Step 3: Cross multiply
    5,158.84x = 7,116.26 × 3,167.99
  4. Step 4: Simplify right side
    5,158.84x = 22,544,266.23
  5. Step 5: Solve for x
    x = 22,544,266.23/5,158.84
  6. Step 6: Final answer
    x = 4,370.03

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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.