Home / 5,426.51-7,487.78-3,068.60

Finding the Fourth Proportional to 5,426.51, 7,487.78 and 3,068.60

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Solution

The fourth proportional to 5,426.51, 7,487.78 and 3,068.60 is: 4,234.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,426.51 : 7,487.78 = 3,068.60 : x
  2. Step 2: Convert to fraction form
    5,426.51/7,487.78 = 3,068.60/x
  3. Step 3: Cross multiply
    5,426.51x = 7,487.78 × 3,068.60
  4. Step 4: Simplify right side
    5,426.51x = 22,976,948.93
  5. Step 5: Solve for x
    x = 22,976,948.93/5,426.51
  6. Step 6: Final answer
    x = 4,234.21

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.