Home / 3,407.37-5,111.03-1,557.97

Finding the Fourth Proportional to 3,407.37, 5,111.03 and 1,557.97

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Solution

The fourth proportional to 3,407.37, 5,111.03 and 1,557.97 is: 2,336.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,407.37 : 5,111.03 = 1,557.97 : x
  2. Step 2: Convert to fraction form
    3,407.37/5,111.03 = 1,557.97/x
  3. Step 3: Cross multiply
    3,407.37x = 5,111.03 × 1,557.97
  4. Step 4: Simplify right side
    3,407.37x = 7,962,822.53
  5. Step 5: Solve for x
    x = 7,962,822.53/3,407.37
  6. Step 6: Final answer
    x = 2,336.94

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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.