Home / 5,272.13-7,943.34-4,772.41

Finding the Fourth Proportional to 5,272.13, 7,943.34 and 4,772.41

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Solution

The fourth proportional to 5,272.13, 7,943.34 and 4,772.41 is: 7,190.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,272.13 : 7,943.34 = 4,772.41 : x
  2. Step 2: Convert to fraction form
    5,272.13/7,943.34 = 4,772.41/x
  3. Step 3: Cross multiply
    5,272.13x = 7,943.34 × 4,772.41
  4. Step 4: Simplify right side
    5,272.13x = 37,908,811.67
  5. Step 5: Solve for x
    x = 37,908,811.67/5,272.13
  6. Step 6: Final answer
    x = 7,190.42

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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.