Home / 2,497.64-3,745.14-1,111.39

Finding the Fourth Proportional to 2,497.64, 3,745.14 and 1,111.39

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Solution

The fourth proportional to 2,497.64, 3,745.14 and 1,111.39 is: 1,666.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,497.64 : 3,745.14 = 1,111.39 : x
  2. Step 2: Convert to fraction form
    2,497.64/3,745.14 = 1,111.39/x
  3. Step 3: Cross multiply
    2,497.64x = 3,745.14 × 1,111.39
  4. Step 4: Simplify right side
    2,497.64x = 4,162,297.61
  5. Step 5: Solve for x
    x = 4,162,297.61/2,497.64
  6. Step 6: Final answer
    x = 1,666.50

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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.