Home / 4,418.36-6,627.53-1,131.45

Finding the Fourth Proportional to 4,418.36, 6,627.53 and 1,131.45

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Solution

The fourth proportional to 4,418.36, 6,627.53 and 1,131.45 is: 1,697.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,418.36 : 6,627.53 = 1,131.45 : x
  2. Step 2: Convert to fraction form
    4,418.36/6,627.53 = 1,131.45/x
  3. Step 3: Cross multiply
    4,418.36x = 6,627.53 × 1,131.45
  4. Step 4: Simplify right side
    4,418.36x = 7,498,713.16
  5. Step 5: Solve for x
    x = 7,498,713.16/4,418.36
  6. Step 6: Final answer
    x = 1,697.17

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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.