Home / 8,219.16-12,330.60-2,376.24

Finding the Fourth Proportional to 8,219.16, 12,330.60 and 2,376.24

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Solution

The fourth proportional to 8,219.16, 12,330.60 and 2,376.24 is: 3,564.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,219.16 : 12,330.60 = 2,376.24 : x
  2. Step 2: Convert to fraction form
    8,219.16/12,330.60 = 2,376.24/x
  3. Step 3: Cross multiply
    8,219.16x = 12,330.60 × 2,376.24
  4. Step 4: Simplify right side
    8,219.16x = 29,300,464.94
  5. Step 5: Solve for x
    x = 29,300,464.94/8,219.16
  6. Step 6: Final answer
    x = 3,564.90

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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.