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Finding the Fourth Proportional to 6,339.96, 8,748.54 and 5,016.96

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Solution

The fourth proportional to 6,339.96, 8,748.54 and 5,016.96 is: 6,922.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,339.96 : 8,748.54 = 5,016.96 : x
  2. Step 2: Convert to fraction form
    6,339.96/8,748.54 = 5,016.96/x
  3. Step 3: Cross multiply
    6,339.96x = 8,748.54 × 5,016.96
  4. Step 4: Simplify right side
    6,339.96x = 43,891,075.24
  5. Step 5: Solve for x
    x = 43,891,075.24/6,339.96
  6. Step 6: Final answer
    x = 6,922.93

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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.