Home / 5,740.26-7,920.27-3,382.62

Finding the Fourth Proportional to 5,740.26, 7,920.27 and 3,382.62

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Solution

The fourth proportional to 5,740.26, 7,920.27 and 3,382.62 is: 4,667.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,740.26 : 7,920.27 = 3,382.62 : x
  2. Step 2: Convert to fraction form
    5,740.26/7,920.27 = 3,382.62/x
  3. Step 3: Cross multiply
    5,740.26x = 7,920.27 × 3,382.62
  4. Step 4: Simplify right side
    5,740.26x = 26,791,263.71
  5. Step 5: Solve for x
    x = 26,791,263.71/5,740.26
  6. Step 6: Final answer
    x = 4,667.26

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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.