Home / 4,557-6,836.46-1,479.24

Finding the Fourth Proportional to 4,557, 6,836.46 and 1,479.24

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Solution

The fourth proportional to 4,557, 6,836.46 and 1,479.24 is: 2,219.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,557 : 6,836.46 = 1,479.24 : x
  2. Step 2: Convert to fraction form
    4,557/6,836.46 = 1,479.24/x
  3. Step 3: Cross multiply
    4,557x = 6,836.46 × 1,479.24
  4. Step 4: Simplify right side
    4,557x = 10,112,765.09
  5. Step 5: Solve for x
    x = 10,112,765.09/4,557
  6. Step 6: Final answer
    x = 2,219.17

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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.