Home / 5,703.72-8,552.34-2,778.36

Finding the Fourth Proportional to 5,703.72, 8,552.34 and 2,778.36

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Solution

The fourth proportional to 5,703.72, 8,552.34 and 2,778.36 is: 4,165.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,703.72 : 8,552.34 = 2,778.36 : x
  2. Step 2: Convert to fraction form
    5,703.72/8,552.34 = 2,778.36/x
  3. Step 3: Cross multiply
    5,703.72x = 8,552.34 × 2,778.36
  4. Step 4: Simplify right side
    5,703.72x = 23,761,479.36
  5. Step 5: Solve for x
    x = 23,761,479.36/5,703.72
  6. Step 6: Final answer
    x = 4,165.96

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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.