Home / 7,039-9,714.18-4,244.68

Finding the Fourth Proportional to 7,039, 9,714.18 and 4,244.68

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Solution

The fourth proportional to 7,039, 9,714.18 and 4,244.68 is: 5,857.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,039 : 9,714.18 = 4,244.68 : x
  2. Step 2: Convert to fraction form
    7,039/9,714.18 = 4,244.68/x
  3. Step 3: Cross multiply
    7,039x = 9,714.18 × 4,244.68
  4. Step 4: Simplify right side
    7,039x = 41,233,585.56
  5. Step 5: Solve for x
    x = 41,233,585.56/7,039
  6. Step 6: Final answer
    x = 5,857.88

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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.