Home / 3,240.51-4,860.03-1,266.20

Finding the Fourth Proportional to 3,240.51, 4,860.03 and 1,266.20

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Solution

The fourth proportional to 3,240.51, 4,860.03 and 1,266.20 is: 1,899.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,240.51 : 4,860.03 = 1,266.20 : x
  2. Step 2: Convert to fraction form
    3,240.51/4,860.03 = 1,266.20/x
  3. Step 3: Cross multiply
    3,240.51x = 4,860.03 × 1,266.20
  4. Step 4: Simplify right side
    3,240.51x = 6,153,745.69
  5. Step 5: Solve for x
    x = 6,153,745.69/3,240.51
  6. Step 6: Final answer
    x = 1,899.01

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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.