Home / 3,270.15-4,904.58-1,705.23

Finding the Fourth Proportional to 3,270.15, 4,904.58 and 1,705.23

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Solution

The fourth proportional to 3,270.15, 4,904.58 and 1,705.23 is: 2,557.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,270.15 : 4,904.58 = 1,705.23 : x
  2. Step 2: Convert to fraction form
    3,270.15/4,904.58 = 1,705.23/x
  3. Step 3: Cross multiply
    3,270.15x = 4,904.58 × 1,705.23
  4. Step 4: Simplify right side
    3,270.15x = 8,363,436.95
  5. Step 5: Solve for x
    x = 8,363,436.95/3,270.15
  6. Step 6: Final answer
    x = 2,557.51

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1.5x scale

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.