Home / 7,760.26-10,709.40-4,403.22

Finding the Fourth Proportional to 7,760.26, 10,709.40 and 4,403.22

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Solution

The fourth proportional to 7,760.26, 10,709.40 and 4,403.22 is: 6,076.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,760.26 : 10,709.40 = 4,403.22 : x
  2. Step 2: Convert to fraction form
    7,760.26/10,709.40 = 4,403.22/x
  3. Step 3: Cross multiply
    7,760.26x = 10,709.40 × 4,403.22
  4. Step 4: Simplify right side
    7,760.26x = 47,155,790.72
  5. Step 5: Solve for x
    x = 47,155,790.72/7,760.26
  6. Step 6: Final answer
    x = 6,076.57

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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.