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Finding the Fourth Proportional to 5,007.06, 6,939 and 4,936.59

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Solution

The fourth proportional to 5,007.06, 6,939 and 4,936.59 is: 6,841.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,007.06 : 6,939 = 4,936.59 : x
  2. Step 2: Convert to fraction form
    5,007.06/6,939 = 4,936.59/x
  3. Step 3: Cross multiply
    5,007.06x = 6,939 × 4,936.59
  4. Step 4: Simplify right side
    5,007.06x = 34,254,998.01
  5. Step 5: Solve for x
    x = 34,254,998.01/5,007.06
  6. Step 6: Final answer
    x = 6,841.34

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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.