Home / 7,449.16-11,178.45-4,164.41

Finding the Fourth Proportional to 7,449.16, 11,178.45 and 4,164.41

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Solution

The fourth proportional to 7,449.16, 11,178.45 and 4,164.41 is: 6,249.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,449.16 : 11,178.45 = 4,164.41 : x
  2. Step 2: Convert to fraction form
    7,449.16/11,178.45 = 4,164.41/x
  3. Step 3: Cross multiply
    7,449.16x = 11,178.45 × 4,164.41
  4. Step 4: Simplify right side
    7,449.16x = 46,551,648.96
  5. Step 5: Solve for x
    x = 46,551,648.96/7,449.16
  6. Step 6: Final answer
    x = 6,249.25

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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.