Home / 5,605.28-8,405.13-3,266.10

Finding the Fourth Proportional to 5,605.28, 8,405.13 and 3,266.10

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Solution

The fourth proportional to 5,605.28, 8,405.13 and 3,266.10 is: 4,897.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,605.28 : 8,405.13 = 3,266.10 : x
  2. Step 2: Convert to fraction form
    5,605.28/8,405.13 = 3,266.10/x
  3. Step 3: Cross multiply
    5,605.28x = 8,405.13 × 3,266.10
  4. Step 4: Simplify right side
    5,605.28x = 27,451,995.09
  5. Step 5: Solve for x
    x = 27,451,995.09/5,605.28
  6. Step 6: Final answer
    x = 4,897.52

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1.5x scale

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.