Home / 6,904.71-10,349.51-3,390.66

Finding the Fourth Proportional to 6,904.71, 10,349.51 and 3,390.66

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Solution

The fourth proportional to 6,904.71, 10,349.51 and 3,390.66 is: 5,082.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,904.71 : 10,349.51 = 3,390.66 : x
  2. Step 2: Convert to fraction form
    6,904.71/10,349.51 = 3,390.66/x
  3. Step 3: Cross multiply
    6,904.71x = 10,349.51 × 3,390.66
  4. Step 4: Simplify right side
    6,904.71x = 35,091,652.62
  5. Step 5: Solve for x
    x = 35,091,652.62/6,904.71
  6. Step 6: Final answer
    x = 5,082.28

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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.