Home / 2,493.52-3,442.50-2,216.70

Finding the Fourth Proportional to 2,493.52, 3,442.50 and 2,216.70

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Solution

The fourth proportional to 2,493.52, 3,442.50 and 2,216.70 is: 3,060.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,493.52 : 3,442.50 = 2,216.70 : x
  2. Step 2: Convert to fraction form
    2,493.52/3,442.50 = 2,216.70/x
  3. Step 3: Cross multiply
    2,493.52x = 3,442.50 × 2,216.70
  4. Step 4: Simplify right side
    2,493.52x = 7,630,989.75
  5. Step 5: Solve for x
    x = 7,630,989.75/2,493.52
  6. Step 6: Final answer
    x = 3,060.33

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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.