Home / 4,614.72-6,921.33-1,327.07

Finding the Fourth Proportional to 4,614.72, 6,921.33 and 1,327.07

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Solution

The fourth proportional to 4,614.72, 6,921.33 and 1,327.07 is: 1,990.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,614.72 : 6,921.33 = 1,327.07 : x
  2. Step 2: Convert to fraction form
    4,614.72/6,921.33 = 1,327.07/x
  3. Step 3: Cross multiply
    4,614.72x = 6,921.33 × 1,327.07
  4. Step 4: Simplify right side
    4,614.72x = 9,185,054.80
  5. Step 5: Solve for x
    x = 9,185,054.80/4,614.72
  6. Step 6: Final answer
    x = 1,990.38

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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.