Home / 5,686.16-8,528.52-2,225.84

Finding the Fourth Proportional to 5,686.16, 8,528.52 and 2,225.84

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Solution

The fourth proportional to 5,686.16, 8,528.52 and 2,225.84 is: 3,338.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,686.16 : 8,528.52 = 2,225.84 : x
  2. Step 2: Convert to fraction form
    5,686.16/8,528.52 = 2,225.84/x
  3. Step 3: Cross multiply
    5,686.16x = 8,528.52 × 2,225.84
  4. Step 4: Simplify right side
    5,686.16x = 18,983,120.96
  5. Step 5: Solve for x
    x = 18,983,120.96/5,686.16
  6. Step 6: Final answer
    x = 3,338.48

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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.