Home / 2,977.59-4,108.81-1,650.95

Finding the Fourth Proportional to 2,977.59, 4,108.81 and 1,650.95

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Solution

The fourth proportional to 2,977.59, 4,108.81 and 1,650.95 is: 2,278.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,977.59 : 4,108.81 = 1,650.95 : x
  2. Step 2: Convert to fraction form
    2,977.59/4,108.81 = 1,650.95/x
  3. Step 3: Cross multiply
    2,977.59x = 4,108.81 × 1,650.95
  4. Step 4: Simplify right side
    2,977.59x = 6,783,439.87
  5. Step 5: Solve for x
    x = 6,783,439.87/2,977.59
  6. Step 6: Final answer
    x = 2,278.16

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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.