Home / 8,187.98-11,298.99-4,832.65

Finding the Fourth Proportional to 8,187.98, 11,298.99 and 4,832.65

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Solution

The fourth proportional to 8,187.98, 11,298.99 and 4,832.65 is: 6,668.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,187.98 : 11,298.99 = 4,832.65 : x
  2. Step 2: Convert to fraction form
    8,187.98/11,298.99 = 4,832.65/x
  3. Step 3: Cross multiply
    8,187.98x = 11,298.99 × 4,832.65
  4. Step 4: Simplify right side
    8,187.98x = 54,604,064.02
  5. Step 5: Solve for x
    x = 54,604,064.02/8,187.98
  6. Step 6: Final answer
    x = 6,668.81

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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.