Home / 4,470.24-6,745.56-4,315.80

Finding the Fourth Proportional to 4,470.24, 6,745.56 and 4,315.80

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Solution

The fourth proportional to 4,470.24, 6,745.56 and 4,315.80 is: 6,512.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,470.24 : 6,745.56 = 4,315.80 : x
  2. Step 2: Convert to fraction form
    4,470.24/6,745.56 = 4,315.80/x
  3. Step 3: Cross multiply
    4,470.24x = 6,745.56 × 4,315.80
  4. Step 4: Simplify right side
    4,470.24x = 29,112,487.85
  5. Step 5: Solve for x
    x = 29,112,487.85/4,470.24
  6. Step 6: Final answer
    x = 6,512.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.