Home / 6,744.08-9,311.16-4,355.12

Finding the Fourth Proportional to 6,744.08, 9,311.16 and 4,355.12

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Solution

The fourth proportional to 6,744.08, 9,311.16 and 4,355.12 is: 6,012.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,744.08 : 9,311.16 = 4,355.12 : x
  2. Step 2: Convert to fraction form
    6,744.08/9,311.16 = 4,355.12/x
  3. Step 3: Cross multiply
    6,744.08x = 9,311.16 × 4,355.12
  4. Step 4: Simplify right side
    6,744.08x = 40,551,172.58
  5. Step 5: Solve for x
    x = 40,551,172.58/6,744.08
  6. Step 6: Final answer
    x = 6,012.86

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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.