Home / 2,335.51-3,503.23-1,103.81

Finding the Fourth Proportional to 2,335.51, 3,503.23 and 1,103.81

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Solution

The fourth proportional to 2,335.51, 3,503.23 and 1,103.81 is: 1,655.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,335.51 : 3,503.23 = 1,103.81 : x
  2. Step 2: Convert to fraction form
    2,335.51/3,503.23 = 1,103.81/x
  3. Step 3: Cross multiply
    2,335.51x = 3,503.23 × 1,103.81
  4. Step 4: Simplify right side
    2,335.51x = 3,866,880.03
  5. Step 5: Solve for x
    x = 3,866,880.03/2,335.51
  6. Step 6: Final answer
    x = 1,655.69

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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.