Home / 7,220.56-10,824.36-5,995.84

Finding the Fourth Proportional to 7,220.56, 10,824.36 and 5,995.84

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Solution

The fourth proportional to 7,220.56, 10,824.36 and 5,995.84 is: 8,988.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,220.56 : 10,824.36 = 5,995.84 : x
  2. Step 2: Convert to fraction form
    7,220.56/10,824.36 = 5,995.84/x
  3. Step 3: Cross multiply
    7,220.56x = 10,824.36 × 5,995.84
  4. Step 4: Simplify right side
    7,220.56x = 64,901,130.66
  5. Step 5: Solve for x
    x = 64,901,130.66/7,220.56
  6. Step 6: Final answer
    x = 8,988.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.