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Finding the Fourth Proportional to 4,999.33, 6,901.91 and 4,445.65

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Solution

The fourth proportional to 4,999.33, 6,901.91 and 4,445.65 is: 6,137.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,999.33 : 6,901.91 = 4,445.65 : x
  2. Step 2: Convert to fraction form
    4,999.33/6,901.91 = 4,445.65/x
  3. Step 3: Cross multiply
    4,999.33x = 6,901.91 × 4,445.65
  4. Step 4: Simplify right side
    4,999.33x = 30,683,476.19
  5. Step 5: Solve for x
    x = 30,683,476.19/4,999.33
  6. Step 6: Final answer
    x = 6,137.52

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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.