Home / 5,688.58-8,529.21-2,400.79

Finding the Fourth Proportional to 5,688.58, 8,529.21 and 2,400.79

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Solution

The fourth proportional to 5,688.58, 8,529.21 and 2,400.79 is: 3,599.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,688.58 : 8,529.21 = 2,400.79 : x
  2. Step 2: Convert to fraction form
    5,688.58/8,529.21 = 2,400.79/x
  3. Step 3: Cross multiply
    5,688.58x = 8,529.21 × 2,400.79
  4. Step 4: Simplify right side
    5,688.58x = 20,476,842.08
  5. Step 5: Solve for x
    x = 20,476,842.08/5,688.58
  6. Step 6: Final answer
    x = 3,599.64

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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.