Home / 4,587.36-6,324.16-3,921.28

Finding the Fourth Proportional to 4,587.36, 6,324.16 and 3,921.28

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Solution

The fourth proportional to 4,587.36, 6,324.16 and 3,921.28 is: 5,405.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,587.36 : 6,324.16 = 3,921.28 : x
  2. Step 2: Convert to fraction form
    4,587.36/6,324.16 = 3,921.28/x
  3. Step 3: Cross multiply
    4,587.36x = 6,324.16 × 3,921.28
  4. Step 4: Simplify right side
    4,587.36x = 24,798,802.12
  5. Step 5: Solve for x
    x = 24,798,802.12/4,587.36
  6. Step 6: Final answer
    x = 5,405.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.