Home / 3,037.02-4,189.60-2,616.64

Finding the Fourth Proportional to 3,037.02, 4,189.60 and 2,616.64

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Solution

The fourth proportional to 3,037.02, 4,189.60 and 2,616.64 is: 3,609.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,037.02 : 4,189.60 = 2,616.64 : x
  2. Step 2: Convert to fraction form
    3,037.02/4,189.60 = 2,616.64/x
  3. Step 3: Cross multiply
    3,037.02x = 4,189.60 × 2,616.64
  4. Step 4: Simplify right side
    3,037.02x = 10,962,657.93
  5. Step 5: Solve for x
    x = 10,962,657.93/3,037.02
  6. Step 6: Final answer
    x = 3,609.68

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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.