Home / 2,977.25-4,108.65-1,632.98

Finding the Fourth Proportional to 2,977.25, 4,108.65 and 1,632.98

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Solution

The fourth proportional to 2,977.25, 4,108.65 and 1,632.98 is: 2,253.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,977.25 : 4,108.65 = 1,632.98 : x
  2. Step 2: Convert to fraction form
    2,977.25/4,108.65 = 1,632.98/x
  3. Step 3: Cross multiply
    2,977.25x = 4,108.65 × 1,632.98
  4. Step 4: Simplify right side
    2,977.25x = 6,709,314.57
  5. Step 5: Solve for x
    x = 6,709,314.57/2,977.25
  6. Step 6: Final answer
    x = 2,253.53

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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.