Home / 4,865.16-7,296.40-2,091.24

Finding the Fourth Proportional to 4,865.16, 7,296.40 and 2,091.24

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Solution

The fourth proportional to 4,865.16, 7,296.40 and 2,091.24 is: 3,136.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,865.16 : 7,296.40 = 2,091.24 : x
  2. Step 2: Convert to fraction form
    4,865.16/7,296.40 = 2,091.24/x
  3. Step 3: Cross multiply
    4,865.16x = 7,296.40 × 2,091.24
  4. Step 4: Simplify right side
    4,865.16x = 15,258,552.55
  5. Step 5: Solve for x
    x = 15,258,552.55/4,865.16
  6. Step 6: Final answer
    x = 3,136.29

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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.