Home / 11,088.02-16,645.19-8,749.70

Finding the Fourth Proportional to 11,088.02, 16,645.19 and 8,749.70

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Solution

The fourth proportional to 11,088.02, 16,645.19 and 8,749.70 is: 13,134.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,088.02 : 16,645.19 = 8,749.70 : x
  2. Step 2: Convert to fraction form
    11,088.02/16,645.19 = 8,749.70/x
  3. Step 3: Cross multiply
    11,088.02x = 16,645.19 × 8,749.70
  4. Step 4: Simplify right side
    11,088.02x = 145,640,291.97
  5. Step 5: Solve for x
    x = 145,640,291.97/11,088.02
  6. Step 6: Final answer
    x = 13,134.93

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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.