Home / 5,222.52-7,208.46-3,127.32

Finding the Fourth Proportional to 5,222.52, 7,208.46 and 3,127.32

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Solution

The fourth proportional to 5,222.52, 7,208.46 and 3,127.32 is: 4,316.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,222.52 : 7,208.46 = 3,127.32 : x
  2. Step 2: Convert to fraction form
    5,222.52/7,208.46 = 3,127.32/x
  3. Step 3: Cross multiply
    5,222.52x = 7,208.46 × 3,127.32
  4. Step 4: Simplify right side
    5,222.52x = 22,543,161.13
  5. Step 5: Solve for x
    x = 22,543,161.13/5,222.52
  6. Step 6: Final answer
    x = 4,316.53

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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.