Home / 6,724.67-9,279.48-3,740.52

Finding the Fourth Proportional to 6,724.67, 9,279.48 and 3,740.52

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Solution

The fourth proportional to 6,724.67, 9,279.48 and 3,740.52 is: 5,161.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,724.67 : 9,279.48 = 3,740.52 : x
  2. Step 2: Convert to fraction form
    6,724.67/9,279.48 = 3,740.52/x
  3. Step 3: Cross multiply
    6,724.67x = 9,279.48 × 3,740.52
  4. Step 4: Simplify right side
    6,724.67x = 34,710,080.53
  5. Step 5: Solve for x
    x = 34,710,080.53/6,724.67
  6. Step 6: Final answer
    x = 5,161.61

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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.