Home / 11,255.48-16,888.98-5,098.68

Finding the Fourth Proportional to 11,255.48, 16,888.98 and 5,098.68

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Solution

The fourth proportional to 11,255.48, 16,888.98 and 5,098.68 is: 7,650.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,255.48 : 16,888.98 = 5,098.68 : x
  2. Step 2: Convert to fraction form
    11,255.48/16,888.98 = 5,098.68/x
  3. Step 3: Cross multiply
    11,255.48x = 16,888.98 × 5,098.68
  4. Step 4: Simplify right side
    11,255.48x = 86,111,504.55
  5. Step 5: Solve for x
    x = 86,111,504.55/11,255.48
  6. Step 6: Final answer
    x = 7,650.63

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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.