Home / 5,544.36-7,648.74-3,777.64

Finding the Fourth Proportional to 5,544.36, 7,648.74 and 3,777.64

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Solution

The fourth proportional to 5,544.36, 7,648.74 and 3,777.64 is: 5,211.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,544.36 : 7,648.74 = 3,777.64 : x
  2. Step 2: Convert to fraction form
    5,544.36/7,648.74 = 3,777.64/x
  3. Step 3: Cross multiply
    5,544.36x = 7,648.74 × 3,777.64
  4. Step 4: Simplify right side
    5,544.36x = 28,894,186.17
  5. Step 5: Solve for x
    x = 28,894,186.17/5,544.36
  6. Step 6: Final answer
    x = 5,211.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.