Home / 5,688.87-8,519.06-3,602.58

Finding the Fourth Proportional to 5,688.87, 8,519.06 and 3,602.58

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Solution

The fourth proportional to 5,688.87, 8,519.06 and 3,602.58 is: 5,394.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,688.87 : 8,519.06 = 3,602.58 : x
  2. Step 2: Convert to fraction form
    5,688.87/8,519.06 = 3,602.58/x
  3. Step 3: Cross multiply
    5,688.87x = 8,519.06 × 3,602.58
  4. Step 4: Simplify right side
    5,688.87x = 30,690,577.16
  5. Step 5: Solve for x
    x = 30,690,577.16/5,688.87
  6. Step 6: Final answer
    x = 5,394.85

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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.