Home / 2,301.15-3,451.49-1,205.07

Finding the Fourth Proportional to 2,301.15, 3,451.49 and 1,205.07

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Solution

The fourth proportional to 2,301.15, 3,451.49 and 1,205.07 is: 1,807.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,301.15 : 3,451.49 = 1,205.07 : x
  2. Step 2: Convert to fraction form
    2,301.15/3,451.49 = 1,205.07/x
  3. Step 3: Cross multiply
    2,301.15x = 3,451.49 × 1,205.07
  4. Step 4: Simplify right side
    2,301.15x = 4,159,281.03
  5. Step 5: Solve for x
    x = 4,159,281.03/2,301.15
  6. Step 6: Final answer
    x = 1,807.48

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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.