Home / 3,578.52-4,935.87-3,458.10

Finding the Fourth Proportional to 3,578.52, 4,935.87 and 3,458.10

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Solution

The fourth proportional to 3,578.52, 4,935.87 and 3,458.10 is: 4,769.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,578.52 : 4,935.87 = 3,458.10 : x
  2. Step 2: Convert to fraction form
    3,578.52/4,935.87 = 3,458.10/x
  3. Step 3: Cross multiply
    3,578.52x = 4,935.87 × 3,458.10
  4. Step 4: Simplify right side
    3,578.52x = 17,068,732.05
  5. Step 5: Solve for x
    x = 17,068,732.05/3,578.52
  6. Step 6: Final answer
    x = 4,769.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.