Home / 7,157.61-10,737.57-2,228.39

Finding the Fourth Proportional to 7,157.61, 10,737.57 and 2,228.39

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Solution

The fourth proportional to 7,157.61, 10,737.57 and 2,228.39 is: 3,342.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,157.61 : 10,737.57 = 2,228.39 : x
  2. Step 2: Convert to fraction form
    7,157.61/10,737.57 = 2,228.39/x
  3. Step 3: Cross multiply
    7,157.61x = 10,737.57 × 2,228.39
  4. Step 4: Simplify right side
    7,157.61x = 23,927,493.61
  5. Step 5: Solve for x
    x = 23,927,493.61/7,157.61
  6. Step 6: Final answer
    x = 3,342.94

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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.