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Finding the Fourth Proportional to 7,519.64, 10,373.06 and 4,375.22

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Solution

The fourth proportional to 7,519.64, 10,373.06 and 4,375.22 is: 6,035.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,519.64 : 10,373.06 = 4,375.22 : x
  2. Step 2: Convert to fraction form
    7,519.64/10,373.06 = 4,375.22/x
  3. Step 3: Cross multiply
    7,519.64x = 10,373.06 × 4,375.22
  4. Step 4: Simplify right side
    7,519.64x = 45,384,378.65
  5. Step 5: Solve for x
    x = 45,384,378.65/7,519.64
  6. Step 6: Final answer
    x = 6,035.45

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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.