Home / 5,598.35-8,390.16-2,309.61

Finding the Fourth Proportional to 5,598.35, 8,390.16 and 2,309.61

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Solution

The fourth proportional to 5,598.35, 8,390.16 and 2,309.61 is: 3,461.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,598.35 : 8,390.16 = 2,309.61 : x
  2. Step 2: Convert to fraction form
    5,598.35/8,390.16 = 2,309.61/x
  3. Step 3: Cross multiply
    5,598.35x = 8,390.16 × 2,309.61
  4. Step 4: Simplify right side
    5,598.35x = 19,377,997.44
  5. Step 5: Solve for x
    x = 19,377,997.44/5,598.35
  6. Step 6: Final answer
    x = 3,461.38

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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.