Home / 1,899.39-2,849.27-924.96

Finding the Fourth Proportional to 1,899.39, 2,849.27 and 924.96

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Solution

The fourth proportional to 1,899.39, 2,849.27 and 924.96 is: 1,387.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,899.39 : 2,849.27 = 924.96 : x
  2. Step 2: Convert to fraction form
    1,899.39/2,849.27 = 924.96/x
  3. Step 3: Cross multiply
    1,899.39x = 2,849.27 × 924.96
  4. Step 4: Simplify right side
    1,899.39x = 2,635,456.15
  5. Step 5: Solve for x
    x = 2,635,456.15/1,899.39
  6. Step 6: Final answer
    x = 1,387.53

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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.