Home / 5,001.20-6,930.82-4,930.74

Finding the Fourth Proportional to 5,001.20, 6,930.82 and 4,930.74

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Solution

The fourth proportional to 5,001.20, 6,930.82 and 4,930.74 is: 6,833.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,001.20 : 6,930.82 = 4,930.74 : x
  2. Step 2: Convert to fraction form
    5,001.20/6,930.82 = 4,930.74/x
  3. Step 3: Cross multiply
    5,001.20x = 6,930.82 × 4,930.74
  4. Step 4: Simplify right side
    5,001.20x = 34,174,071.41
  5. Step 5: Solve for x
    x = 34,174,071.41/5,001.20
  6. Step 6: Final answer
    x = 6,833.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.