Home / 6,626.23-9,145.53-3,936.93

Finding the Fourth Proportional to 6,626.23, 9,145.53 and 3,936.93

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Solution

The fourth proportional to 6,626.23, 9,145.53 and 3,936.93 is: 5,433.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,626.23 : 9,145.53 = 3,936.93 : x
  2. Step 2: Convert to fraction form
    6,626.23/9,145.53 = 3,936.93/x
  3. Step 3: Cross multiply
    6,626.23x = 9,145.53 × 3,936.93
  4. Step 4: Simplify right side
    6,626.23x = 36,005,298.65
  5. Step 5: Solve for x
    x = 36,005,298.65/6,626.23
  6. Step 6: Final answer
    x = 5,433.75

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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.