Home / 5,440.12-7,503.30-4,730.44

Finding the Fourth Proportional to 5,440.12, 7,503.30 and 4,730.44

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Solution

The fourth proportional to 5,440.12, 7,503.30 and 4,730.44 is: 6,524.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,440.12 : 7,503.30 = 4,730.44 : x
  2. Step 2: Convert to fraction form
    5,440.12/7,503.30 = 4,730.44/x
  3. Step 3: Cross multiply
    5,440.12x = 7,503.30 × 4,730.44
  4. Step 4: Simplify right side
    5,440.12x = 35,493,910.45
  5. Step 5: Solve for x
    x = 35,493,910.45/5,440.12
  6. Step 6: Final answer
    x = 6,524.47

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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.