Home / 4,253.84-6,377.52-1,479.32

Finding the Fourth Proportional to 4,253.84, 6,377.52 and 1,479.32

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Solution

The fourth proportional to 4,253.84, 6,377.52 and 1,479.32 is: 2,217.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,253.84 : 6,377.52 = 1,479.32 : x
  2. Step 2: Convert to fraction form
    4,253.84/6,377.52 = 1,479.32/x
  3. Step 3: Cross multiply
    4,253.84x = 6,377.52 × 1,479.32
  4. Step 4: Simplify right side
    4,253.84x = 9,434,392.89
  5. Step 5: Solve for x
    x = 9,434,392.89/4,253.84
  6. Step 6: Final answer
    x = 2,217.85

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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.