Home / 6,626.96-9,145.26-3,642.86

Finding the Fourth Proportional to 6,626.96, 9,145.26 and 3,642.86

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Solution

The fourth proportional to 6,626.96, 9,145.26 and 3,642.86 is: 5,027.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,626.96 : 9,145.26 = 3,642.86 : x
  2. Step 2: Convert to fraction form
    6,626.96/9,145.26 = 3,642.86/x
  3. Step 3: Cross multiply
    6,626.96x = 9,145.26 × 3,642.86
  4. Step 4: Simplify right side
    6,626.96x = 33,314,901.84
  5. Step 5: Solve for x
    x = 33,314,901.84/6,626.96
  6. Step 6: Final answer
    x = 5,027.18

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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.