Home / 6,316.13-9,475.55-2,420.54

Finding the Fourth Proportional to 6,316.13, 9,475.55 and 2,420.54

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Solution

The fourth proportional to 6,316.13, 9,475.55 and 2,420.54 is: 3,631.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,316.13 : 9,475.55 = 2,420.54 : x
  2. Step 2: Convert to fraction form
    6,316.13/9,475.55 = 2,420.54/x
  3. Step 3: Cross multiply
    6,316.13x = 9,475.55 × 2,420.54
  4. Step 4: Simplify right side
    6,316.13x = 22,935,906.47
  5. Step 5: Solve for x
    x = 22,935,906.47/6,316.13
  6. Step 6: Final answer
    x = 3,631.33

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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.