Home / 6,279.43-9,419.29-1,599.42

Finding the Fourth Proportional to 6,279.43, 9,419.29 and 1,599.42

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Solution

The fourth proportional to 6,279.43, 9,419.29 and 1,599.42 is: 2,399.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,279.43 : 9,419.29 = 1,599.42 : x
  2. Step 2: Convert to fraction form
    6,279.43/9,419.29 = 1,599.42/x
  3. Step 3: Cross multiply
    6,279.43x = 9,419.29 × 1,599.42
  4. Step 4: Simplify right side
    6,279.43x = 15,065,392.81
  5. Step 5: Solve for x
    x = 15,065,392.81/6,279.43
  6. Step 6: Final answer
    x = 2,399.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.