Home / 1,827.92-2,520.86-1,563.36

Finding the Fourth Proportional to 1,827.92, 2,520.86 and 1,563.36

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Solution

The fourth proportional to 1,827.92, 2,520.86 and 1,563.36 is: 2,156.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,827.92 : 2,520.86 = 1,563.36 : x
  2. Step 2: Convert to fraction form
    1,827.92/2,520.86 = 1,563.36/x
  3. Step 3: Cross multiply
    1,827.92x = 2,520.86 × 1,563.36
  4. Step 4: Simplify right side
    1,827.92x = 3,941,011.69
  5. Step 5: Solve for x
    x = 3,941,011.69/1,827.92
  6. Step 6: Final answer
    x = 2,156.01

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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.