Home / 6,626.86-9,145.32-3,642.94

Finding the Fourth Proportional to 6,626.86, 9,145.32 and 3,642.94

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Solution

The fourth proportional to 6,626.86, 9,145.32 and 3,642.94 is: 5,027.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,626.86 : 9,145.32 = 3,642.94 : x
  2. Step 2: Convert to fraction form
    6,626.86/9,145.32 = 3,642.94/x
  3. Step 3: Cross multiply
    6,626.86x = 9,145.32 × 3,642.94
  4. Step 4: Simplify right side
    6,626.86x = 33,315,852.04
  5. Step 5: Solve for x
    x = 33,315,852.04/6,626.86
  6. Step 6: Final answer
    x = 5,027.40

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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.