Home / 9,081.15-13,626.90-3,533.78

Finding the Fourth Proportional to 9,081.15, 13,626.90 and 3,533.78

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Solution

The fourth proportional to 9,081.15, 13,626.90 and 3,533.78 is: 5,302.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,081.15 : 13,626.90 = 3,533.78 : x
  2. Step 2: Convert to fraction form
    9,081.15/13,626.90 = 3,533.78/x
  3. Step 3: Cross multiply
    9,081.15x = 13,626.90 × 3,533.78
  4. Step 4: Simplify right side
    9,081.15x = 48,154,398.55
  5. Step 5: Solve for x
    x = 48,154,398.55/9,081.15
  6. Step 6: Final answer
    x = 5,302.68

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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.