Home / 5,222.66-7,206.56-2,984.38

Finding the Fourth Proportional to 5,222.66, 7,206.56 and 2,984.38

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Solution

The fourth proportional to 5,222.66, 7,206.56 and 2,984.38 is: 4,118.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,222.66 : 7,206.56 = 2,984.38 : x
  2. Step 2: Convert to fraction form
    5,222.66/7,206.56 = 2,984.38/x
  3. Step 3: Cross multiply
    5,222.66x = 7,206.56 × 2,984.38
  4. Step 4: Simplify right side
    5,222.66x = 21,507,113.53
  5. Step 5: Solve for x
    x = 21,507,113.53/5,222.66
  6. Step 6: Final answer
    x = 4,118.04

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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.