Home / 4,329.32-6,479.24-2,770.38

Finding the Fourth Proportional to 4,329.32, 6,479.24 and 2,770.38

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Solution

The fourth proportional to 4,329.32, 6,479.24 and 2,770.38 is: 4,146.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,329.32 : 6,479.24 = 2,770.38 : x
  2. Step 2: Convert to fraction form
    4,329.32/6,479.24 = 2,770.38/x
  3. Step 3: Cross multiply
    4,329.32x = 6,479.24 × 2,770.38
  4. Step 4: Simplify right side
    4,329.32x = 17,949,943.06
  5. Step 5: Solve for x
    x = 17,949,943.06/4,329.32
  6. Step 6: Final answer
    x = 4,146.14

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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.