Home / 5,395.76-8,091.93-2,275.19

Finding the Fourth Proportional to 5,395.76, 8,091.93 and 2,275.19

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Solution

The fourth proportional to 5,395.76, 8,091.93 and 2,275.19 is: 3,412.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,395.76 : 8,091.93 = 2,275.19 : x
  2. Step 2: Convert to fraction form
    5,395.76/8,091.93 = 2,275.19/x
  3. Step 3: Cross multiply
    5,395.76x = 8,091.93 × 2,275.19
  4. Step 4: Simplify right side
    5,395.76x = 18,410,637.76
  5. Step 5: Solve for x
    x = 18,410,637.76/5,395.76
  6. Step 6: Final answer
    x = 3,412.06

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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.