Home / 7,984.29-11,018.12-4,624.95

Finding the Fourth Proportional to 7,984.29, 11,018.12 and 4,624.95

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Solution

The fourth proportional to 7,984.29, 11,018.12 and 4,624.95 is: 6,382.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,984.29 : 11,018.12 = 4,624.95 : x
  2. Step 2: Convert to fraction form
    7,984.29/11,018.12 = 4,624.95/x
  3. Step 3: Cross multiply
    7,984.29x = 11,018.12 × 4,624.95
  4. Step 4: Simplify right side
    7,984.29x = 50,958,230.97
  5. Step 5: Solve for x
    x = 50,958,230.97/7,984.29
  6. Step 6: Final answer
    x = 6,382.31

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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.