Home / 5,685.26-8,529.05-2,398.35

Finding the Fourth Proportional to 5,685.26, 8,529.05 and 2,398.35

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Solution

The fourth proportional to 5,685.26, 8,529.05 and 2,398.35 is: 3,598.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,685.26 : 8,529.05 = 2,398.35 : x
  2. Step 2: Convert to fraction form
    5,685.26/8,529.05 = 2,398.35/x
  3. Step 3: Cross multiply
    5,685.26x = 8,529.05 × 2,398.35
  4. Step 4: Simplify right side
    5,685.26x = 20,455,635.08
  5. Step 5: Solve for x
    x = 20,455,635.08/5,685.26
  6. Step 6: Final answer
    x = 3,598.02

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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.