Home / 2,959.35-4,438.10-1,011.09

Finding the Fourth Proportional to 2,959.35, 4,438.10 and 1,011.09

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Solution

The fourth proportional to 2,959.35, 4,438.10 and 1,011.09 is: 1,516.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,959.35 : 4,438.10 = 1,011.09 : x
  2. Step 2: Convert to fraction form
    2,959.35/4,438.10 = 1,011.09/x
  3. Step 3: Cross multiply
    2,959.35x = 4,438.10 × 1,011.09
  4. Step 4: Simplify right side
    2,959.35x = 4,487,337.70
  5. Step 5: Solve for x
    x = 4,487,337.70/2,959.35
  6. Step 6: Final answer
    x = 1,516.33

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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.