Home / 10,979.97-16,456.16-4,732.67

Finding the Fourth Proportional to 10,979.97, 16,456.16 and 4,732.67

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Solution

The fourth proportional to 10,979.97, 16,456.16 and 4,732.67 is: 7,093.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,979.97 : 16,456.16 = 4,732.67 : x
  2. Step 2: Convert to fraction form
    10,979.97/16,456.16 = 4,732.67/x
  3. Step 3: Cross multiply
    10,979.97x = 16,456.16 × 4,732.67
  4. Step 4: Simplify right side
    10,979.97x = 77,881,574.75
  5. Step 5: Solve for x
    x = 77,881,574.75/10,979.97
  6. Step 6: Final answer
    x = 7,093.06

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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.