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Finding the Fourth Proportional to 4,999.33, 6,901.10 and 3,011.59

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Solution

The fourth proportional to 4,999.33, 6,901.10 and 3,011.59 is: 4,157.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,999.33 : 6,901.10 = 3,011.59 : x
  2. Step 2: Convert to fraction form
    4,999.33/6,901.10 = 3,011.59/x
  3. Step 3: Cross multiply
    4,999.33x = 6,901.10 × 3,011.59
  4. Step 4: Simplify right side
    4,999.33x = 20,783,283.75
  5. Step 5: Solve for x
    x = 20,783,283.75/4,999.33
  6. Step 6: Final answer
    x = 4,157.21

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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.