Home / 6,128.27-9,193.26-2,430.86

Finding the Fourth Proportional to 6,128.27, 9,193.26 and 2,430.86

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Solution

The fourth proportional to 6,128.27, 9,193.26 and 2,430.86 is: 3,646.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,128.27 : 9,193.26 = 2,430.86 : x
  2. Step 2: Convert to fraction form
    6,128.27/9,193.26 = 2,430.86/x
  3. Step 3: Cross multiply
    6,128.27x = 9,193.26 × 2,430.86
  4. Step 4: Simplify right side
    6,128.27x = 22,347,515.85
  5. Step 5: Solve for x
    x = 22,347,515.85/6,128.27
  6. Step 6: Final answer
    x = 3,646.63

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Double scale
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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.