Home / 2,035.79-2,809.40-1,104.29

Finding the Fourth Proportional to 2,035.79, 2,809.40 and 1,104.29

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Solution

The fourth proportional to 2,035.79, 2,809.40 and 1,104.29 is: 1,523.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,035.79 : 2,809.40 = 1,104.29 : x
  2. Step 2: Convert to fraction form
    2,035.79/2,809.40 = 1,104.29/x
  3. Step 3: Cross multiply
    2,035.79x = 2,809.40 × 1,104.29
  4. Step 4: Simplify right side
    2,035.79x = 3,102,372.76
  5. Step 5: Solve for x
    x = 3,102,372.76/2,035.79
  6. Step 6: Final answer
    x = 1,523.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.