Home / 6,247.36-9,363.72-2,547.28

Finding the Fourth Proportional to 6,247.36, 9,363.72 and 2,547.28

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Solution

The fourth proportional to 6,247.36, 9,363.72 and 2,547.28 is: 3,817.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,247.36 : 9,363.72 = 2,547.28 : x
  2. Step 2: Convert to fraction form
    6,247.36/9,363.72 = 2,547.28/x
  3. Step 3: Cross multiply
    6,247.36x = 9,363.72 × 2,547.28
  4. Step 4: Simplify right side
    6,247.36x = 23,852,016.68
  5. Step 5: Solve for x
    x = 23,852,016.68/6,247.36
  6. Step 6: Final answer
    x = 3,817.94

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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.