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Finding the Fourth Proportional to 2,029.55, 2,800.88 and 1,232.88

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Solution

The fourth proportional to 2,029.55, 2,800.88 and 1,232.88 is: 1,701.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,029.55 : 2,800.88 = 1,232.88 : x
  2. Step 2: Convert to fraction form
    2,029.55/2,800.88 = 1,232.88/x
  3. Step 3: Cross multiply
    2,029.55x = 2,800.88 × 1,232.88
  4. Step 4: Simplify right side
    2,029.55x = 3,453,148.93
  5. Step 5: Solve for x
    x = 3,453,148.93/2,029.55
  6. Step 6: Final answer
    x = 1,701.44

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1.5x scale

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.