Home / 7,005.83-10,508.97-2,622.45

Finding the Fourth Proportional to 7,005.83, 10,508.97 and 2,622.45

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Solution

The fourth proportional to 7,005.83, 10,508.97 and 2,622.45 is: 3,933.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,005.83 : 10,508.97 = 2,622.45 : x
  2. Step 2: Convert to fraction form
    7,005.83/10,508.97 = 2,622.45/x
  3. Step 3: Cross multiply
    7,005.83x = 10,508.97 × 2,622.45
  4. Step 4: Simplify right side
    7,005.83x = 27,559,235.26
  5. Step 5: Solve for x
    x = 27,559,235.26/7,005.83
  6. Step 6: Final answer
    x = 3,933.76

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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.