Home / 10,392.84-15,591.56-2,996.72

Finding the Fourth Proportional to 10,392.84, 15,591.56 and 2,996.72

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Solution

The fourth proportional to 10,392.84, 15,591.56 and 2,996.72 is: 4,495.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,392.84 : 15,591.56 = 2,996.72 : x
  2. Step 2: Convert to fraction form
    10,392.84/15,591.56 = 2,996.72/x
  3. Step 3: Cross multiply
    10,392.84x = 15,591.56 × 2,996.72
  4. Step 4: Simplify right side
    10,392.84x = 46,723,505.21
  5. Step 5: Solve for x
    x = 46,723,505.21/10,392.84
  6. Step 6: Final answer
    x = 4,495.74

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1.5x scale

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.