Home / 5,258.16-7,887.24-1,362.56

Finding the Fourth Proportional to 5,258.16, 7,887.24 and 1,362.56

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Solution

The fourth proportional to 5,258.16, 7,887.24 and 1,362.56 is: 2,043.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,258.16 : 7,887.24 = 1,362.56 : x
  2. Step 2: Convert to fraction form
    5,258.16/7,887.24 = 1,362.56/x
  3. Step 3: Cross multiply
    5,258.16x = 7,887.24 × 1,362.56
  4. Step 4: Simplify right side
    5,258.16x = 10,746,798.30
  5. Step 5: Solve for x
    x = 10,746,798.30/5,258.16
  6. Step 6: Final answer
    x = 2,043.83

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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.