Home / 4,257.02-5,874.72-2,578.08

Finding the Fourth Proportional to 4,257.02, 5,874.72 and 2,578.08

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Solution

The fourth proportional to 4,257.02, 5,874.72 and 2,578.08 is: 3,557.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,257.02 : 5,874.72 = 2,578.08 : x
  2. Step 2: Convert to fraction form
    4,257.02/5,874.72 = 2,578.08/x
  3. Step 3: Cross multiply
    4,257.02x = 5,874.72 × 2,578.08
  4. Step 4: Simplify right side
    4,257.02x = 15,145,498.14
  5. Step 5: Solve for x
    x = 15,145,498.14/4,257.02
  6. Step 6: Final answer
    x = 3,557.77

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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.