Home / 5,560.14-7,668.72-3,881.01

Finding the Fourth Proportional to 5,560.14, 7,668.72 and 3,881.01

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Solution

The fourth proportional to 5,560.14, 7,668.72 and 3,881.01 is: 5,352.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,560.14 : 7,668.72 = 3,881.01 : x
  2. Step 2: Convert to fraction form
    5,560.14/7,668.72 = 3,881.01/x
  3. Step 3: Cross multiply
    5,560.14x = 7,668.72 × 3,881.01
  4. Step 4: Simplify right side
    5,560.14x = 29,762,379.01
  5. Step 5: Solve for x
    x = 29,762,379.01/5,560.14
  6. Step 6: Final answer
    x = 5,352.81

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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.