Home / 6,242.13-9,343.62-3,311.55

Finding the Fourth Proportional to 6,242.13, 9,343.62 and 3,311.55

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Solution

The fourth proportional to 6,242.13, 9,343.62 and 3,311.55 is: 4,956.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,242.13 : 9,343.62 = 3,311.55 : x
  2. Step 2: Convert to fraction form
    6,242.13/9,343.62 = 3,311.55/x
  3. Step 3: Cross multiply
    6,242.13x = 9,343.62 × 3,311.55
  4. Step 4: Simplify right side
    6,242.13x = 30,941,864.81
  5. Step 5: Solve for x
    x = 30,941,864.81/6,242.13
  6. Step 6: Final answer
    x = 4,956.94

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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.