Home / 7,159.16-10,737.36-2,228.85

Finding the Fourth Proportional to 7,159.16, 10,737.36 and 2,228.85

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Solution

The fourth proportional to 7,159.16, 10,737.36 and 2,228.85 is: 3,342.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,159.16 : 10,737.36 = 2,228.85 : x
  2. Step 2: Convert to fraction form
    7,159.16/10,737.36 = 2,228.85/x
  3. Step 3: Cross multiply
    7,159.16x = 10,737.36 × 2,228.85
  4. Step 4: Simplify right side
    7,159.16x = 23,931,964.84
  5. Step 5: Solve for x
    x = 23,931,964.84/7,159.16
  6. Step 6: Final answer
    x = 3,342.84

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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.