Home / 5,809.08-8,018.34-3,713.19

Finding the Fourth Proportional to 5,809.08, 8,018.34 and 3,713.19

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Solution

The fourth proportional to 5,809.08, 8,018.34 and 3,713.19 is: 5,125.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,809.08 : 8,018.34 = 3,713.19 : x
  2. Step 2: Convert to fraction form
    5,809.08/8,018.34 = 3,713.19/x
  3. Step 3: Cross multiply
    5,809.08x = 8,018.34 × 3,713.19
  4. Step 4: Simplify right side
    5,809.08x = 29,773,619.90
  5. Step 5: Solve for x
    x = 29,773,619.90/5,809.08
  6. Step 6: Final answer
    x = 5,125.36

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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.