Home / 4,476.78-6,715.86-2,284.32

Finding the Fourth Proportional to 4,476.78, 6,715.86 and 2,284.32

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Solution

The fourth proportional to 4,476.78, 6,715.86 and 2,284.32 is: 3,426.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,476.78 : 6,715.86 = 2,284.32 : x
  2. Step 2: Convert to fraction form
    4,476.78/6,715.86 = 2,284.32/x
  3. Step 3: Cross multiply
    4,476.78x = 6,715.86 × 2,284.32
  4. Step 4: Simplify right side
    4,476.78x = 15,341,173.32
  5. Step 5: Solve for x
    x = 15,341,173.32/4,476.78
  6. Step 6: Final answer
    x = 3,426.83

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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.