Home / 7,011.72-10,514.85-2,626.79

Finding the Fourth Proportional to 7,011.72, 10,514.85 and 2,626.79

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Solution

The fourth proportional to 7,011.72, 10,514.85 and 2,626.79 is: 3,939.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,011.72 : 10,514.85 = 2,626.79 : x
  2. Step 2: Convert to fraction form
    7,011.72/10,514.85 = 2,626.79/x
  3. Step 3: Cross multiply
    7,011.72x = 10,514.85 × 2,626.79
  4. Step 4: Simplify right side
    7,011.72x = 27,620,237.12
  5. Step 5: Solve for x
    x = 27,620,237.12/7,011.72
  6. Step 6: Final answer
    x = 3,939.15

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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.