Home / 5,632.36-7,772.43-3,274.32

Finding the Fourth Proportional to 5,632.36, 7,772.43 and 3,274.32

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Solution

The fourth proportional to 5,632.36, 7,772.43 and 3,274.32 is: 4,518.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,632.36 : 7,772.43 = 3,274.32 : x
  2. Step 2: Convert to fraction form
    5,632.36/7,772.43 = 3,274.32/x
  3. Step 3: Cross multiply
    5,632.36x = 7,772.43 × 3,274.32
  4. Step 4: Simplify right side
    5,632.36x = 25,449,423.00
  5. Step 5: Solve for x
    x = 25,449,423.00/5,632.36
  6. Step 6: Final answer
    x = 4,518.43

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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.