Home / 5,637.33-8,456.58-1,939.12

Finding the Fourth Proportional to 5,637.33, 8,456.58 and 1,939.12

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Solution

The fourth proportional to 5,637.33, 8,456.58 and 1,939.12 is: 2,908.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,637.33 : 8,456.58 = 1,939.12 : x
  2. Step 2: Convert to fraction form
    5,637.33/8,456.58 = 1,939.12/x
  3. Step 3: Cross multiply
    5,637.33x = 8,456.58 × 1,939.12
  4. Step 4: Simplify right side
    5,637.33x = 16,398,302.27
  5. Step 5: Solve for x
    x = 16,398,302.27/5,637.33
  6. Step 6: Final answer
    x = 2,908.88

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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.