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Finding the Fourth Proportional to 4,806.98, 7,206.17 and 2,587.00

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Solution

The fourth proportional to 4,806.98, 7,206.17 and 2,587.00 is: 3,878.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,806.98 : 7,206.17 = 2,587.00 : x
  2. Step 2: Convert to fraction form
    4,806.98/7,206.17 = 2,587.00/x
  3. Step 3: Cross multiply
    4,806.98x = 7,206.17 × 2,587.00
  4. Step 4: Simplify right side
    4,806.98x = 18,642,350.24
  5. Step 5: Solve for x
    x = 18,642,350.24/4,806.98
  6. Step 6: Final answer
    x = 3,878.18

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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.