Home / 5,258.48-7,886.76-1,362.64

Finding the Fourth Proportional to 5,258.48, 7,886.76 and 1,362.64

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Solution

The fourth proportional to 5,258.48, 7,886.76 and 1,362.64 is: 2,043.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,258.48 : 7,886.76 = 1,362.64 : x
  2. Step 2: Convert to fraction form
    5,258.48/7,886.76 = 1,362.64/x
  3. Step 3: Cross multiply
    5,258.48x = 7,886.76 × 1,362.64
  4. Step 4: Simplify right side
    5,258.48x = 10,746,814.65
  5. Step 5: Solve for x
    x = 10,746,814.65/5,258.48
  6. Step 6: Final answer
    x = 2,043.71

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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.