Home / 5,529.36-7,623.60-3,536.64

Finding the Fourth Proportional to 5,529.36, 7,623.60 and 3,536.64

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Solution

The fourth proportional to 5,529.36, 7,623.60 and 3,536.64 is: 4,876.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,529.36 : 7,623.60 = 3,536.64 : x
  2. Step 2: Convert to fraction form
    5,529.36/7,623.60 = 3,536.64/x
  3. Step 3: Cross multiply
    5,529.36x = 7,623.60 × 3,536.64
  4. Step 4: Simplify right side
    5,529.36x = 26,961,928.70
  5. Step 5: Solve for x
    x = 26,961,928.70/5,529.36
  6. Step 6: Final answer
    x = 4,876.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.