Home / 9,064.16-13,581.60-5,171.36

Finding the Fourth Proportional to 9,064.16, 13,581.60 and 5,171.36

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Solution

The fourth proportional to 9,064.16, 13,581.60 and 5,171.36 is: 7,748.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,064.16 : 13,581.60 = 5,171.36 : x
  2. Step 2: Convert to fraction form
    9,064.16/13,581.60 = 5,171.36/x
  3. Step 3: Cross multiply
    9,064.16x = 13,581.60 × 5,171.36
  4. Step 4: Simplify right side
    9,064.16x = 70,235,342.98
  5. Step 5: Solve for x
    x = 70,235,342.98/9,064.16
  6. Step 6: Final answer
    x = 7,748.69

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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.