Home / 10,606.42-15,908.55-2,816.02

Finding the Fourth Proportional to 10,606.42, 15,908.55 and 2,816.02

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Solution

The fourth proportional to 10,606.42, 15,908.55 and 2,816.02 is: 4,223.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,606.42 : 15,908.55 = 2,816.02 : x
  2. Step 2: Convert to fraction form
    10,606.42/15,908.55 = 2,816.02/x
  3. Step 3: Cross multiply
    10,606.42x = 15,908.55 × 2,816.02
  4. Step 4: Simplify right side
    10,606.42x = 44,798,794.97
  5. Step 5: Solve for x
    x = 44,798,794.97/10,606.42
  6. Step 6: Final answer
    x = 4,223.74

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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.