Home / 7,443.75-11,168.36-5,366.10

Finding the Fourth Proportional to 7,443.75, 11,168.36 and 5,366.10

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Solution

The fourth proportional to 7,443.75, 11,168.36 and 5,366.10 is: 8,051.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,443.75 : 11,168.36 = 5,366.10 : x
  2. Step 2: Convert to fraction form
    7,443.75/11,168.36 = 5,366.10/x
  3. Step 3: Cross multiply
    7,443.75x = 11,168.36 × 5,366.10
  4. Step 4: Simplify right side
    7,443.75x = 59,930,536.60
  5. Step 5: Solve for x
    x = 59,930,536.60/7,443.75
  6. Step 6: Final answer
    x = 8,051.12

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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.