Home / 7,399.62-11,101.86-3,506.76

Finding the Fourth Proportional to 7,399.62, 11,101.86 and 3,506.76

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Solution

The fourth proportional to 7,399.62, 11,101.86 and 3,506.76 is: 5,261.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,399.62 : 11,101.86 = 3,506.76 : x
  2. Step 2: Convert to fraction form
    7,399.62/11,101.86 = 3,506.76/x
  3. Step 3: Cross multiply
    7,399.62x = 11,101.86 × 3,506.76
  4. Step 4: Simplify right side
    7,399.62x = 38,931,558.57
  5. Step 5: Solve for x
    x = 38,931,558.57/7,399.62
  6. Step 6: Final answer
    x = 5,261.29

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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.