Home / 6,313.66-9,465.09-2,420.86

Finding the Fourth Proportional to 6,313.66, 9,465.09 and 2,420.86

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Solution

The fourth proportional to 6,313.66, 9,465.09 and 2,420.86 is: 3,629.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,313.66 : 9,465.09 = 2,420.86 : x
  2. Step 2: Convert to fraction form
    6,313.66/9,465.09 = 2,420.86/x
  3. Step 3: Cross multiply
    6,313.66x = 9,465.09 × 2,420.86
  4. Step 4: Simplify right side
    6,313.66x = 22,913,657.78
  5. Step 5: Solve for x
    x = 22,913,657.78/6,313.66
  6. Step 6: Final answer
    x = 3,629.22

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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.