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Finding the Fourth Proportional to 6,804.52, 10,207.74 and 2,420.68

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Solution

The fourth proportional to 6,804.52, 10,207.74 and 2,420.68 is: 3,631.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,804.52 : 10,207.74 = 2,420.68 : x
  2. Step 2: Convert to fraction form
    6,804.52/10,207.74 = 2,420.68/x
  3. Step 3: Cross multiply
    6,804.52x = 10,207.74 × 2,420.68
  4. Step 4: Simplify right side
    6,804.52x = 24,709,672.06
  5. Step 5: Solve for x
    x = 24,709,672.06/6,804.52
  6. Step 6: Final answer
    x = 3,631.36

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1.5x scale

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.