Home / 5,516.42-7,612.58-2,998.58

Finding the Fourth Proportional to 5,516.42, 7,612.58 and 2,998.58

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Solution

The fourth proportional to 5,516.42, 7,612.58 and 2,998.58 is: 4,138.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,516.42 : 7,612.58 = 2,998.58 : x
  2. Step 2: Convert to fraction form
    5,516.42/7,612.58 = 2,998.58/x
  3. Step 3: Cross multiply
    5,516.42x = 7,612.58 × 2,998.58
  4. Step 4: Simplify right side
    5,516.42x = 22,826,956.66
  5. Step 5: Solve for x
    x = 22,826,956.66/5,516.42
  6. Step 6: Final answer
    x = 4,138.00

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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.