Home / 2,829.04-3,902.25-1,709.17

Finding the Fourth Proportional to 2,829.04, 3,902.25 and 1,709.17

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Solution

The fourth proportional to 2,829.04, 3,902.25 and 1,709.17 is: 2,357.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,829.04 : 3,902.25 = 1,709.17 : x
  2. Step 2: Convert to fraction form
    2,829.04/3,902.25 = 1,709.17/x
  3. Step 3: Cross multiply
    2,829.04x = 3,902.25 × 1,709.17
  4. Step 4: Simplify right side
    2,829.04x = 6,669,608.63
  5. Step 5: Solve for x
    x = 6,669,608.63/2,829.04
  6. Step 6: Final answer
    x = 2,357.55

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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.