Home / 2,705.85-3,734.08-1,510.83

Finding the Fourth Proportional to 2,705.85, 3,734.08 and 1,510.83

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Solution

The fourth proportional to 2,705.85, 3,734.08 and 1,510.83 is: 2,084.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,705.85 : 3,734.08 = 1,510.83 : x
  2. Step 2: Convert to fraction form
    2,705.85/3,734.08 = 1,510.83/x
  3. Step 3: Cross multiply
    2,705.85x = 3,734.08 × 1,510.83
  4. Step 4: Simplify right side
    2,705.85x = 5,641,560.09
  5. Step 5: Solve for x
    x = 5,641,560.09/2,705.85
  6. Step 6: Final answer
    x = 2,084.95

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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.