Home / 2,231.25-3,077.01-1,483.91

Finding the Fourth Proportional to 2,231.25, 3,077.01 and 1,483.91

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Solution

The fourth proportional to 2,231.25, 3,077.01 and 1,483.91 is: 2,046.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,231.25 : 3,077.01 = 1,483.91 : x
  2. Step 2: Convert to fraction form
    2,231.25/3,077.01 = 1,483.91/x
  3. Step 3: Cross multiply
    2,231.25x = 3,077.01 × 1,483.91
  4. Step 4: Simplify right side
    2,231.25x = 4,566,011.99
  5. Step 5: Solve for x
    x = 4,566,011.99/2,231.25
  6. Step 6: Final answer
    x = 2,046.39

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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.