Home / 8,414.37-11,611.36-4,637.53

Finding the Fourth Proportional to 8,414.37, 11,611.36 and 4,637.53

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Solution

The fourth proportional to 8,414.37, 11,611.36 and 4,637.53 is: 6,399.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,414.37 : 11,611.36 = 4,637.53 : x
  2. Step 2: Convert to fraction form
    8,414.37/11,611.36 = 4,637.53/x
  3. Step 3: Cross multiply
    8,414.37x = 11,611.36 × 4,637.53
  4. Step 4: Simplify right side
    8,414.37x = 53,848,024.52
  5. Step 5: Solve for x
    x = 53,848,024.52/8,414.37
  6. Step 6: Final answer
    x = 6,399.53

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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.