Home / 6,737.77-10,105.79-4,239.32

Finding the Fourth Proportional to 6,737.77, 10,105.79 and 4,239.32

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Solution

The fourth proportional to 6,737.77, 10,105.79 and 4,239.32 is: 6,358.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,737.77 : 10,105.79 = 4,239.32 : x
  2. Step 2: Convert to fraction form
    6,737.77/10,105.79 = 4,239.32/x
  3. Step 3: Cross multiply
    6,737.77x = 10,105.79 × 4,239.32
  4. Step 4: Simplify right side
    6,737.77x = 42,841,681.73
  5. Step 5: Solve for x
    x = 42,841,681.73/6,737.77
  6. Step 6: Final answer
    x = 6,358.44

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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.