Home / 8,353.29-12,525.94-2,805.10

Finding the Fourth Proportional to 8,353.29, 12,525.94 and 2,805.10

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Solution

The fourth proportional to 8,353.29, 12,525.94 and 2,805.10 is: 4,206.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,353.29 : 12,525.94 = 2,805.10 : x
  2. Step 2: Convert to fraction form
    8,353.29/12,525.94 = 2,805.10/x
  3. Step 3: Cross multiply
    8,353.29x = 12,525.94 × 2,805.10
  4. Step 4: Simplify right side
    8,353.29x = 35,136,486.49
  5. Step 5: Solve for x
    x = 35,136,486.49/8,353.29
  6. Step 6: Final answer
    x = 4,206.30

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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.