Home / 4,164.71-6,247.06-1,242.79

Finding the Fourth Proportional to 4,164.71, 6,247.06 and 1,242.79

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Solution

The fourth proportional to 4,164.71, 6,247.06 and 1,242.79 is: 1,864.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,164.71 : 6,247.06 = 1,242.79 : x
  2. Step 2: Convert to fraction form
    4,164.71/6,247.06 = 1,242.79/x
  3. Step 3: Cross multiply
    4,164.71x = 6,247.06 × 1,242.79
  4. Step 4: Simplify right side
    4,164.71x = 7,763,764.97
  5. Step 5: Solve for x
    x = 7,763,764.97/4,164.71
  6. Step 6: Final answer
    x = 1,864.18

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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.