Home / 5,266.58-7,904.41-2,148.30

Finding the Fourth Proportional to 5,266.58, 7,904.41 and 2,148.30

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Solution

The fourth proportional to 5,266.58, 7,904.41 and 2,148.30 is: 3,224.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,266.58 : 7,904.41 = 2,148.30 : x
  2. Step 2: Convert to fraction form
    5,266.58/7,904.41 = 2,148.30/x
  3. Step 3: Cross multiply
    5,266.58x = 7,904.41 × 2,148.30
  4. Step 4: Simplify right side
    5,266.58x = 16,981,044.00
  5. Step 5: Solve for x
    x = 16,981,044.00/5,266.58
  6. Step 6: Final answer
    x = 3,224.30

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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.