Home / 6,412.92-9,624.78-2,520.06

Finding the Fourth Proportional to 6,412.92, 9,624.78 and 2,520.06

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Solution

The fourth proportional to 6,412.92, 9,624.78 and 2,520.06 is: 3,782.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,412.92 : 9,624.78 = 2,520.06 : x
  2. Step 2: Convert to fraction form
    6,412.92/9,624.78 = 2,520.06/x
  3. Step 3: Cross multiply
    6,412.92x = 9,624.78 × 2,520.06
  4. Step 4: Simplify right side
    6,412.92x = 24,255,023.09
  5. Step 5: Solve for x
    x = 24,255,023.09/6,412.92
  6. Step 6: Final answer
    x = 3,782.21

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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.