Home / 3,037.10-4,189.46-1,777.86

Finding the Fourth Proportional to 3,037.10, 4,189.46 and 1,777.86

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Solution

The fourth proportional to 3,037.10, 4,189.46 and 1,777.86 is: 2,452.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,037.10 : 4,189.46 = 1,777.86 : x
  2. Step 2: Convert to fraction form
    3,037.10/4,189.46 = 1,777.86/x
  3. Step 3: Cross multiply
    3,037.10x = 4,189.46 × 1,777.86
  4. Step 4: Simplify right side
    3,037.10x = 7,448,264.47
  5. Step 5: Solve for x
    x = 7,448,264.47/3,037.10
  6. Step 6: Final answer
    x = 2,452.43

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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.