Home / 3,262.12-4,886.56-2,605.10

Finding the Fourth Proportional to 3,262.12, 4,886.56 and 2,605.10

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Solution

The fourth proportional to 3,262.12, 4,886.56 and 2,605.10 is: 3,902.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,262.12 : 4,886.56 = 2,605.10 : x
  2. Step 2: Convert to fraction form
    3,262.12/4,886.56 = 2,605.10/x
  3. Step 3: Cross multiply
    3,262.12x = 4,886.56 × 2,605.10
  4. Step 4: Simplify right side
    3,262.12x = 12,729,977.46
  5. Step 5: Solve for x
    x = 12,729,977.46/3,262.12
  6. Step 6: Final answer
    x = 3,902.36

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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.