Home / 7,319.94-10,101.44-3,962.70

Finding the Fourth Proportional to 7,319.94, 10,101.44 and 3,962.70

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Solution

The fourth proportional to 7,319.94, 10,101.44 and 3,962.70 is: 5,468.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,319.94 : 10,101.44 = 3,962.70 : x
  2. Step 2: Convert to fraction form
    7,319.94/10,101.44 = 3,962.70/x
  3. Step 3: Cross multiply
    7,319.94x = 10,101.44 × 3,962.70
  4. Step 4: Simplify right side
    7,319.94x = 40,028,976.29
  5. Step 5: Solve for x
    x = 40,028,976.29/7,319.94
  6. Step 6: Final answer
    x = 5,468.48

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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.