Home / 7,628.77-11,443.46-2,363.31

Finding the Fourth Proportional to 7,628.77, 11,443.46 and 2,363.31

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Solution

The fourth proportional to 7,628.77, 11,443.46 and 2,363.31 is: 3,545.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,628.77 : 11,443.46 = 2,363.31 : x
  2. Step 2: Convert to fraction form
    7,628.77/11,443.46 = 2,363.31/x
  3. Step 3: Cross multiply
    7,628.77x = 11,443.46 × 2,363.31
  4. Step 4: Simplify right side
    7,628.77x = 27,044,443.45
  5. Step 5: Solve for x
    x = 27,044,443.45/7,628.77
  6. Step 6: Final answer
    x = 3,545.06

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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.