Home / 2,733.30-4,097.55-1,638.10

Finding the Fourth Proportional to 2,733.30, 4,097.55 and 1,638.10

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Solution

The fourth proportional to 2,733.30, 4,097.55 and 1,638.10 is: 2,455.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,733.30 : 4,097.55 = 1,638.10 : x
  2. Step 2: Convert to fraction form
    2,733.30/4,097.55 = 1,638.10/x
  3. Step 3: Cross multiply
    2,733.30x = 4,097.55 × 1,638.10
  4. Step 4: Simplify right side
    2,733.30x = 6,712,196.66
  5. Step 5: Solve for x
    x = 6,712,196.66/2,733.30
  6. Step 6: Final answer
    x = 2,455.71

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1.5x scale

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.