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Finding the Fourth Proportional to 1,800.93, 2,693.96 and 1,645.72

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Solution

The fourth proportional to 1,800.93, 2,693.96 and 1,645.72 is: 2,461.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,800.93 : 2,693.96 = 1,645.72 : x
  2. Step 2: Convert to fraction form
    1,800.93/2,693.96 = 1,645.72/x
  3. Step 3: Cross multiply
    1,800.93x = 2,693.96 × 1,645.72
  4. Step 4: Simplify right side
    1,800.93x = 4,433,495.06
  5. Step 5: Solve for x
    x = 4,433,495.06/1,800.93
  6. Step 6: Final answer
    x = 2,461.78

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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.