Home / 6,727.56-9,279.70-4,340.58

Finding the Fourth Proportional to 6,727.56, 9,279.70 and 4,340.58

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Solution

The fourth proportional to 6,727.56, 9,279.70 and 4,340.58 is: 5,987.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,727.56 : 9,279.70 = 4,340.58 : x
  2. Step 2: Convert to fraction form
    6,727.56/9,279.70 = 4,340.58/x
  3. Step 3: Cross multiply
    6,727.56x = 9,279.70 × 4,340.58
  4. Step 4: Simplify right side
    6,727.56x = 40,279,280.23
  5. Step 5: Solve for x
    x = 40,279,280.23/6,727.56
  6. Step 6: Final answer
    x = 5,987.20

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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.