Home / 6,804.36-10,207.52-2,420.78

Finding the Fourth Proportional to 6,804.36, 10,207.52 and 2,420.78

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Solution

The fourth proportional to 6,804.36, 10,207.52 and 2,420.78 is: 3,631.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,804.36 : 10,207.52 = 2,420.78 : x
  2. Step 2: Convert to fraction form
    6,804.36/10,207.52 = 2,420.78/x
  3. Step 3: Cross multiply
    6,804.36x = 10,207.52 × 2,420.78
  4. Step 4: Simplify right side
    6,804.36x = 24,710,097.12
  5. Step 5: Solve for x
    x = 24,710,097.12/6,804.36
  6. Step 6: Final answer
    x = 3,631.51

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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.