Home / 2,976.42-4,107.24-1,650.00

Finding the Fourth Proportional to 2,976.42, 4,107.24 and 1,650.00

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Solution

The fourth proportional to 2,976.42, 4,107.24 and 1,650.00 is: 2,276.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,976.42 : 4,107.24 = 1,650.00 : x
  2. Step 2: Convert to fraction form
    2,976.42/4,107.24 = 1,650.00/x
  3. Step 3: Cross multiply
    2,976.42x = 4,107.24 × 1,650.00
  4. Step 4: Simplify right side
    2,976.42x = 6,776,925.46
  5. Step 5: Solve for x
    x = 6,776,925.46/2,976.42
  6. Step 6: Final answer
    x = 2,276.88

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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.