Home / 5,875.88-8,108.44-3,519.32

Finding the Fourth Proportional to 5,875.88, 8,108.44 and 3,519.32

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Solution

The fourth proportional to 5,875.88, 8,108.44 and 3,519.32 is: 4,856.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,875.88 : 8,108.44 = 3,519.32 : x
  2. Step 2: Convert to fraction form
    5,875.88/8,108.44 = 3,519.32/x
  3. Step 3: Cross multiply
    5,875.88x = 8,108.44 × 3,519.32
  4. Step 4: Simplify right side
    5,875.88x = 28,536,145.72
  5. Step 5: Solve for x
    x = 28,536,145.72/5,875.88
  6. Step 6: Final answer
    x = 4,856.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.