Home / 6,707.26-9,259.35-4,190.77

Finding the Fourth Proportional to 6,707.26, 9,259.35 and 4,190.77

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Solution

The fourth proportional to 6,707.26, 9,259.35 and 4,190.77 is: 5,785.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,707.26 : 9,259.35 = 4,190.77 : x
  2. Step 2: Convert to fraction form
    6,707.26/9,259.35 = 4,190.77/x
  3. Step 3: Cross multiply
    6,707.26x = 9,259.35 × 4,190.77
  4. Step 4: Simplify right side
    6,707.26x = 38,803,806.20
  5. Step 5: Solve for x
    x = 38,803,806.20/6,707.26
  6. Step 6: Final answer
    x = 5,785.34

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Half scale
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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.