Home / 3,705.23-5,113.49-2,527.90

Finding the Fourth Proportional to 3,705.23, 5,113.49 and 2,527.90

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Solution

The fourth proportional to 3,705.23, 5,113.49 and 2,527.90 is: 3,488.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,705.23 : 5,113.49 = 2,527.90 : x
  2. Step 2: Convert to fraction form
    3,705.23/5,113.49 = 2,527.90/x
  3. Step 3: Cross multiply
    3,705.23x = 5,113.49 × 2,527.90
  4. Step 4: Simplify right side
    3,705.23x = 12,926,391.37
  5. Step 5: Solve for x
    x = 12,926,391.37/3,705.23
  6. Step 6: Final answer
    x = 3,488.69

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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.