Home / 5,396.61-8,091.54-2,275.01

Finding the Fourth Proportional to 5,396.61, 8,091.54 and 2,275.01

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Solution

The fourth proportional to 5,396.61, 8,091.54 and 2,275.01 is: 3,411.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,396.61 : 8,091.54 = 2,275.01 : x
  2. Step 2: Convert to fraction form
    5,396.61/8,091.54 = 2,275.01/x
  3. Step 3: Cross multiply
    5,396.61x = 8,091.54 × 2,275.01
  4. Step 4: Simplify right side
    5,396.61x = 18,408,293.96
  5. Step 5: Solve for x
    x = 18,408,293.96/5,396.61
  6. Step 6: Final answer
    x = 3,411.08

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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.