Home / 4,209.05-5,807.49-2,440.32

Finding the Fourth Proportional to 4,209.05, 5,807.49 and 2,440.32

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Solution

The fourth proportional to 4,209.05, 5,807.49 and 2,440.32 is: 3,367.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,209.05 : 5,807.49 = 2,440.32 : x
  2. Step 2: Convert to fraction form
    4,209.05/5,807.49 = 2,440.32/x
  3. Step 3: Cross multiply
    4,209.05x = 5,807.49 × 2,440.32
  4. Step 4: Simplify right side
    4,209.05x = 14,172,134.00
  5. Step 5: Solve for x
    x = 14,172,134.00/4,209.05
  6. Step 6: Final answer
    x = 3,367.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.