Home / 3,104.30-4,283.84-1,707.05

Finding the Fourth Proportional to 3,104.30, 4,283.84 and 1,707.05

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Solution

The fourth proportional to 3,104.30, 4,283.84 and 1,707.05 is: 2,355.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,104.30 : 4,283.84 = 1,707.05 : x
  2. Step 2: Convert to fraction form
    3,104.30/4,283.84 = 1,707.05/x
  3. Step 3: Cross multiply
    3,104.30x = 4,283.84 × 1,707.05
  4. Step 4: Simplify right side
    3,104.30x = 7,312,711.92
  5. Step 5: Solve for x
    x = 7,312,711.92/3,104.30
  6. Step 6: Final answer
    x = 2,355.68

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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.