Home / 10,443.62-15,665.96-3,048.64

Finding the Fourth Proportional to 10,443.62, 15,665.96 and 3,048.64

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Solution

The fourth proportional to 10,443.62, 15,665.96 and 3,048.64 is: 4,573.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,443.62 : 15,665.96 = 3,048.64 : x
  2. Step 2: Convert to fraction form
    10,443.62/15,665.96 = 3,048.64/x
  3. Step 3: Cross multiply
    10,443.62x = 15,665.96 × 3,048.64
  4. Step 4: Simplify right side
    10,443.62x = 47,759,823.60
  5. Step 5: Solve for x
    x = 47,759,823.60/10,443.62
  6. Step 6: Final answer
    x = 4,573.11

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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.