Home / 4,904.72-6,768.56-2,666.62

Finding the Fourth Proportional to 4,904.72, 6,768.56 and 2,666.62

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Solution

The fourth proportional to 4,904.72, 6,768.56 and 2,666.62 is: 3,679.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,904.72 : 6,768.56 = 2,666.62 : x
  2. Step 2: Convert to fraction form
    4,904.72/6,768.56 = 2,666.62/x
  3. Step 3: Cross multiply
    4,904.72x = 6,768.56 × 2,666.62
  4. Step 4: Simplify right side
    4,904.72x = 18,049,192.59
  5. Step 5: Solve for x
    x = 18,049,192.59/4,904.72
  6. Step 6: Final answer
    x = 3,679.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.