Home / 7,042.46-9,719.44-4,523.64

Finding the Fourth Proportional to 7,042.46, 9,719.44 and 4,523.64

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Solution

The fourth proportional to 7,042.46, 9,719.44 and 4,523.64 is: 6,243.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,042.46 : 9,719.44 = 4,523.64 : x
  2. Step 2: Convert to fraction form
    7,042.46/9,719.44 = 4,523.64/x
  3. Step 3: Cross multiply
    7,042.46x = 9,719.44 × 4,523.64
  4. Step 4: Simplify right side
    7,042.46x = 43,967,247.56
  5. Step 5: Solve for x
    x = 43,967,247.56/7,042.46
  6. Step 6: Final answer
    x = 6,243.17

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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.