Home / 4,258.65-6,388.43-1,794.02

Finding the Fourth Proportional to 4,258.65, 6,388.43 and 1,794.02

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Solution

The fourth proportional to 4,258.65, 6,388.43 and 1,794.02 is: 2,691.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,258.65 : 6,388.43 = 1,794.02 : x
  2. Step 2: Convert to fraction form
    4,258.65/6,388.43 = 1,794.02/x
  3. Step 3: Cross multiply
    4,258.65x = 6,388.43 × 1,794.02
  4. Step 4: Simplify right side
    4,258.65x = 11,460,971.19
  5. Step 5: Solve for x
    x = 11,460,971.19/4,258.65
  6. Step 6: Final answer
    x = 2,691.22

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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.