Home / 3,424.76-4,716.60-3,415.04

Finding the Fourth Proportional to 3,424.76, 4,716.60 and 3,415.04

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Solution

The fourth proportional to 3,424.76, 4,716.60 and 3,415.04 is: 4,703.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,424.76 : 4,716.60 = 3,415.04 : x
  2. Step 2: Convert to fraction form
    3,424.76/4,716.60 = 3,415.04/x
  3. Step 3: Cross multiply
    3,424.76x = 4,716.60 × 3,415.04
  4. Step 4: Simplify right side
    3,424.76x = 16,107,377.66
  5. Step 5: Solve for x
    x = 16,107,377.66/3,424.76
  6. Step 6: Final answer
    x = 4,703.21

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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.