Home / 3,260.40-4,899.10-3,047.10

Finding the Fourth Proportional to 3,260.40, 4,899.10 and 3,047.10

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Solution

The fourth proportional to 3,260.40, 4,899.10 and 3,047.10 is: 4,578.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,260.40 : 4,899.10 = 3,047.10 : x
  2. Step 2: Convert to fraction form
    3,260.40/4,899.10 = 3,047.10/x
  3. Step 3: Cross multiply
    3,260.40x = 4,899.10 × 3,047.10
  4. Step 4: Simplify right side
    3,260.40x = 14,928,047.61
  5. Step 5: Solve for x
    x = 14,928,047.61/3,260.40
  6. Step 6: Final answer
    x = 4,578.59

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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.