Home / 7,983.08-11,013.64-4,624.66

Finding the Fourth Proportional to 7,983.08, 11,013.64 and 4,624.66

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Solution

The fourth proportional to 7,983.08, 11,013.64 and 4,624.66 is: 6,380.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,983.08 : 11,013.64 = 4,624.66 : x
  2. Step 2: Convert to fraction form
    7,983.08/11,013.64 = 4,624.66/x
  3. Step 3: Cross multiply
    7,983.08x = 11,013.64 × 4,624.66
  4. Step 4: Simplify right side
    7,983.08x = 50,934,340.36
  5. Step 5: Solve for x
    x = 50,934,340.36/7,983.08
  6. Step 6: Final answer
    x = 6,380.29

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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.