Home / 5,685.73-8,529.74-2,398.83

Finding the Fourth Proportional to 5,685.73, 8,529.74 and 2,398.83

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Solution

The fourth proportional to 5,685.73, 8,529.74 and 2,398.83 is: 3,598.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,685.73 : 8,529.74 = 2,398.83 : x
  2. Step 2: Convert to fraction form
    5,685.73/8,529.74 = 2,398.83/x
  3. Step 3: Cross multiply
    5,685.73x = 8,529.74 × 2,398.83
  4. Step 4: Simplify right side
    5,685.73x = 20,461,402.20
  5. Step 5: Solve for x
    x = 20,461,402.20/5,685.73
  6. Step 6: Final answer
    x = 3,598.73

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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.