Home / 7,937.36-10,954.20-4,400.80

Finding the Fourth Proportional to 7,937.36, 10,954.20 and 4,400.80

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Solution

The fourth proportional to 7,937.36, 10,954.20 and 4,400.80 is: 6,073.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,937.36 : 10,954.20 = 4,400.80 : x
  2. Step 2: Convert to fraction form
    7,937.36/10,954.20 = 4,400.80/x
  3. Step 3: Cross multiply
    7,937.36x = 10,954.20 × 4,400.80
  4. Step 4: Simplify right side
    7,937.36x = 48,207,243.36
  5. Step 5: Solve for x
    x = 48,207,243.36/7,937.36
  6. Step 6: Final answer
    x = 6,073.46

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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.