Home / 8,737.24-12,055.52-5,199.76

Finding the Fourth Proportional to 8,737.24, 12,055.52 and 5,199.76

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Solution

The fourth proportional to 8,737.24, 12,055.52 and 5,199.76 is: 7,174.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,737.24 : 12,055.52 = 5,199.76 : x
  2. Step 2: Convert to fraction form
    8,737.24/12,055.52 = 5,199.76/x
  3. Step 3: Cross multiply
    8,737.24x = 12,055.52 × 5,199.76
  4. Step 4: Simplify right side
    8,737.24x = 62,685,784.68
  5. Step 5: Solve for x
    x = 62,685,784.68/8,737.24
  6. Step 6: Final answer
    x = 7,174.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.