Home / 3,464.51-5,196.80-867.45

Finding the Fourth Proportional to 3,464.51, 5,196.80 and 867.45

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Solution

The fourth proportional to 3,464.51, 5,196.80 and 867.45 is: 1,301.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,464.51 : 5,196.80 = 867.45 : x
  2. Step 2: Convert to fraction form
    3,464.51/5,196.80 = 867.45/x
  3. Step 3: Cross multiply
    3,464.51x = 5,196.80 × 867.45
  4. Step 4: Simplify right side
    3,464.51x = 4,507,959.82
  5. Step 5: Solve for x
    x = 4,507,959.82/3,464.51
  6. Step 6: Final answer
    x = 1,301.18

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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.