Home / 10,340.34-15,512.94-2,944.64

Finding the Fourth Proportional to 10,340.34, 15,512.94 and 2,944.64

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Solution

The fourth proportional to 10,340.34, 15,512.94 and 2,944.64 is: 4,417.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,340.34 : 15,512.94 = 2,944.64 : x
  2. Step 2: Convert to fraction form
    10,340.34/15,512.94 = 2,944.64/x
  3. Step 3: Cross multiply
    10,340.34x = 15,512.94 × 2,944.64
  4. Step 4: Simplify right side
    10,340.34x = 45,679,946.08
  5. Step 5: Solve for x
    x = 45,679,946.08/10,340.34
  6. Step 6: Final answer
    x = 4,417.64

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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.