Home / 10,443.27-15,655.32-4,516.47

Finding the Fourth Proportional to 10,443.27, 15,655.32 and 4,516.47

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Solution

The fourth proportional to 10,443.27, 15,655.32 and 4,516.47 is: 6,770.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,443.27 : 15,655.32 = 4,516.47 : x
  2. Step 2: Convert to fraction form
    10,443.27/15,655.32 = 4,516.47/x
  3. Step 3: Cross multiply
    10,443.27x = 15,655.32 × 4,516.47
  4. Step 4: Simplify right side
    10,443.27x = 70,706,783.12
  5. Step 5: Solve for x
    x = 70,706,783.12/10,443.27
  6. Step 6: Final answer
    x = 6,770.56

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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.