Home / 5,360.15-7,396.99-3,091.49

Finding the Fourth Proportional to 5,360.15, 7,396.99 and 3,091.49

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Solution

The fourth proportional to 5,360.15, 7,396.99 and 3,091.49 is: 4,266.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,360.15 : 7,396.99 = 3,091.49 : x
  2. Step 2: Convert to fraction form
    5,360.15/7,396.99 = 3,091.49/x
  3. Step 3: Cross multiply
    5,360.15x = 7,396.99 × 3,091.49
  4. Step 4: Simplify right side
    5,360.15x = 22,867,683.63
  5. Step 5: Solve for x
    x = 22,867,683.63/5,360.15
  6. Step 6: Final answer
    x = 4,266.24

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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.