Home / 5,469.02-7,550.88-4,207.85

Finding the Fourth Proportional to 5,469.02, 7,550.88 and 4,207.85

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Solution

The fourth proportional to 5,469.02, 7,550.88 and 4,207.85 is: 5,809.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,469.02 : 7,550.88 = 4,207.85 : x
  2. Step 2: Convert to fraction form
    5,469.02/7,550.88 = 4,207.85/x
  3. Step 3: Cross multiply
    5,469.02x = 7,550.88 × 4,207.85
  4. Step 4: Simplify right side
    5,469.02x = 31,772,970.41
  5. Step 5: Solve for x
    x = 31,772,970.41/5,469.02
  6. Step 6: Final answer
    x = 5,809.63

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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.