Home / 10,616.39-15,931.52-4,042.64

Finding the Fourth Proportional to 10,616.39, 15,931.52 and 4,042.64

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Solution

The fourth proportional to 10,616.39, 15,931.52 and 4,042.64 is: 6,066.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,616.39 : 15,931.52 = 4,042.64 : x
  2. Step 2: Convert to fraction form
    10,616.39/15,931.52 = 4,042.64/x
  3. Step 3: Cross multiply
    10,616.39x = 15,931.52 × 4,042.64
  4. Step 4: Simplify right side
    10,616.39x = 64,405,300.14
  5. Step 5: Solve for x
    x = 64,405,300.14/10,616.39
  6. Step 6: Final answer
    x = 6,066.59

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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.