Home / 5,587.54-8,379.23-1,637.78

Finding the Fourth Proportional to 5,587.54, 8,379.23 and 1,637.78

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Solution

The fourth proportional to 5,587.54, 8,379.23 and 1,637.78 is: 2,456.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,587.54 : 8,379.23 = 1,637.78 : x
  2. Step 2: Convert to fraction form
    5,587.54/8,379.23 = 1,637.78/x
  3. Step 3: Cross multiply
    5,587.54x = 8,379.23 × 1,637.78
  4. Step 4: Simplify right side
    5,587.54x = 13,723,341.57
  5. Step 5: Solve for x
    x = 13,723,341.57/5,587.54
  6. Step 6: Final answer
    x = 2,456.06

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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.