Home / 8,807.42-13,202.61-2,960.84

Finding the Fourth Proportional to 8,807.42, 13,202.61 and 2,960.84

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Solution

The fourth proportional to 8,807.42, 13,202.61 and 2,960.84 is: 4,438.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,807.42 : 13,202.61 = 2,960.84 : x
  2. Step 2: Convert to fraction form
    8,807.42/13,202.61 = 2,960.84/x
  3. Step 3: Cross multiply
    8,807.42x = 13,202.61 × 2,960.84
  4. Step 4: Simplify right side
    8,807.42x = 39,090,749.78
  5. Step 5: Solve for x
    x = 39,090,749.78/8,807.42
  6. Step 6: Final answer
    x = 4,438.39

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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.