Home / 3,012.14-4,156.37-1,753.60

Finding the Fourth Proportional to 3,012.14, 4,156.37 and 1,753.60

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Solution

The fourth proportional to 3,012.14, 4,156.37 and 1,753.60 is: 2,419.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,012.14 : 4,156.37 = 1,753.60 : x
  2. Step 2: Convert to fraction form
    3,012.14/4,156.37 = 1,753.60/x
  3. Step 3: Cross multiply
    3,012.14x = 4,156.37 × 1,753.60
  4. Step 4: Simplify right side
    3,012.14x = 7,288,610.43
  5. Step 5: Solve for x
    x = 7,288,610.43/3,012.14
  6. Step 6: Final answer
    x = 2,419.74

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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.