Home / 7,508.22-11,261.92-3,810.35

Finding the Fourth Proportional to 7,508.22, 11,261.92 and 3,810.35

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Solution

The fourth proportional to 7,508.22, 11,261.92 and 3,810.35 is: 5,715.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,508.22 : 11,261.92 = 3,810.35 : x
  2. Step 2: Convert to fraction form
    7,508.22/11,261.92 = 3,810.35/x
  3. Step 3: Cross multiply
    7,508.22x = 11,261.92 × 3,810.35
  4. Step 4: Simplify right side
    7,508.22x = 42,911,850.97
  5. Step 5: Solve for x
    x = 42,911,850.97/7,508.22
  6. Step 6: Final answer
    x = 5,715.32

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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.