Home / 2,905.47-4,359.56-1,344.60

Finding the Fourth Proportional to 2,905.47, 4,359.56 and 1,344.60

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Solution

The fourth proportional to 2,905.47, 4,359.56 and 1,344.60 is: 2,017.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,905.47 : 4,359.56 = 1,344.60 : x
  2. Step 2: Convert to fraction form
    2,905.47/4,359.56 = 1,344.60/x
  3. Step 3: Cross multiply
    2,905.47x = 4,359.56 × 1,344.60
  4. Step 4: Simplify right side
    2,905.47x = 5,861,857.65
  5. Step 5: Solve for x
    x = 5,861,857.65/2,905.47
  6. Step 6: Final answer
    x = 2,017.52

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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.