Home / 6,219.18-9,323.64-2,520.18

Finding the Fourth Proportional to 6,219.18, 9,323.64 and 2,520.18

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Solution

The fourth proportional to 6,219.18, 9,323.64 and 2,520.18 is: 3,778.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,219.18 : 9,323.64 = 2,520.18 : x
  2. Step 2: Convert to fraction form
    6,219.18/9,323.64 = 2,520.18/x
  3. Step 3: Cross multiply
    6,219.18x = 9,323.64 × 2,520.18
  4. Step 4: Simplify right side
    6,219.18x = 23,497,251.06
  5. Step 5: Solve for x
    x = 23,497,251.06/6,219.18
  6. Step 6: Final answer
    x = 3,778.19

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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.