Home / 3,519.04-5,284.60-3,124.61

Finding the Fourth Proportional to 3,519.04, 5,284.60 and 3,124.61

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Solution

The fourth proportional to 3,519.04, 5,284.60 and 3,124.61 is: 4,692.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,519.04 : 5,284.60 = 3,124.61 : x
  2. Step 2: Convert to fraction form
    3,519.04/5,284.60 = 3,124.61/x
  3. Step 3: Cross multiply
    3,519.04x = 5,284.60 × 3,124.61
  4. Step 4: Simplify right side
    3,519.04x = 16,512,329.02
  5. Step 5: Solve for x
    x = 16,512,329.02/3,519.04
  6. Step 6: Final answer
    x = 4,692.28

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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.