Home / 7,414.20-11,111.58-3,026.63

Finding the Fourth Proportional to 7,414.20, 11,111.58 and 3,026.63

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Solution

The fourth proportional to 7,414.20, 11,111.58 and 3,026.63 is: 4,535.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,414.20 : 11,111.58 = 3,026.63 : x
  2. Step 2: Convert to fraction form
    7,414.20/11,111.58 = 3,026.63/x
  3. Step 3: Cross multiply
    7,414.20x = 11,111.58 × 3,026.63
  4. Step 4: Simplify right side
    7,414.20x = 33,630,669.15
  5. Step 5: Solve for x
    x = 33,630,669.15/7,414.20
  6. Step 6: Final answer
    x = 4,535.98

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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.