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Finding the Fourth Proportional to 2,476.19, 3,720.09 and 2,336.09

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Solution

The fourth proportional to 2,476.19, 3,720.09 and 2,336.09 is: 3,509.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,476.19 : 3,720.09 = 2,336.09 : x
  2. Step 2: Convert to fraction form
    2,476.19/3,720.09 = 2,336.09/x
  3. Step 3: Cross multiply
    2,476.19x = 3,720.09 × 2,336.09
  4. Step 4: Simplify right side
    2,476.19x = 8,690,455.21
  5. Step 5: Solve for x
    x = 8,690,455.21/2,476.19
  6. Step 6: Final answer
    x = 3,509.60

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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.