Home / 7,983.52-11,017.25-4,446.72

Finding the Fourth Proportional to 7,983.52, 11,017.25 and 4,446.72

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Solution

The fourth proportional to 7,983.52, 11,017.25 and 4,446.72 is: 6,136.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,983.52 : 11,017.25 = 4,446.72 : x
  2. Step 2: Convert to fraction form
    7,983.52/11,017.25 = 4,446.72/x
  3. Step 3: Cross multiply
    7,983.52x = 11,017.25 × 4,446.72
  4. Step 4: Simplify right side
    7,983.52x = 48,990,603.69
  5. Step 5: Solve for x
    x = 48,990,603.69/7,983.52
  6. Step 6: Final answer
    x = 6,136.47

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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.