Home / 2,801.02-4,201.64-1,156.62

Finding the Fourth Proportional to 2,801.02, 4,201.64 and 1,156.62

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Solution

The fourth proportional to 2,801.02, 4,201.64 and 1,156.62 is: 1,734.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,801.02 : 4,201.64 = 1,156.62 : x
  2. Step 2: Convert to fraction form
    2,801.02/4,201.64 = 1,156.62/x
  3. Step 3: Cross multiply
    2,801.02x = 4,201.64 × 1,156.62
  4. Step 4: Simplify right side
    2,801.02x = 4,859,700.86
  5. Step 5: Solve for x
    x = 4,859,700.86/2,801.02
  6. Step 6: Final answer
    x = 1,734.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.