Home / 7,962.39-11,951.67-5,488.65

Finding the Fourth Proportional to 7,962.39, 11,951.67 and 5,488.65

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Solution

The fourth proportional to 7,962.39, 11,951.67 and 5,488.65 is: 8,238.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,962.39 : 11,951.67 = 5,488.65 : x
  2. Step 2: Convert to fraction form
    7,962.39/11,951.67 = 5,488.65/x
  3. Step 3: Cross multiply
    7,962.39x = 11,951.67 × 5,488.65
  4. Step 4: Simplify right side
    7,962.39x = 65,598,533.55
  5. Step 5: Solve for x
    x = 65,598,533.55/7,962.39
  6. Step 6: Final answer
    x = 8,238.55

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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.