Home / 7,984.17-11,018.30-4,399.25

Finding the Fourth Proportional to 7,984.17, 11,018.30 and 4,399.25

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Solution

The fourth proportional to 7,984.17, 11,018.30 and 4,399.25 is: 6,071.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,984.17 : 11,018.30 = 4,399.25 : x
  2. Step 2: Convert to fraction form
    7,984.17/11,018.30 = 4,399.25/x
  3. Step 3: Cross multiply
    7,984.17x = 11,018.30 × 4,399.25
  4. Step 4: Simplify right side
    7,984.17x = 48,472,179.19
  5. Step 5: Solve for x
    x = 48,472,179.19/7,984.17
  6. Step 6: Final answer
    x = 6,071.04

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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.