Home / 10,785.08-16,170.77-4,549.39

Finding the Fourth Proportional to 10,785.08, 16,170.77 and 4,549.39

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Solution

The fourth proportional to 10,785.08, 16,170.77 and 4,549.39 is: 6,821.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,785.08 : 16,170.77 = 4,549.39 : x
  2. Step 2: Convert to fraction form
    10,785.08/16,170.77 = 4,549.39/x
  3. Step 3: Cross multiply
    10,785.08x = 16,170.77 × 4,549.39
  4. Step 4: Simplify right side
    10,785.08x = 73,567,110.28
  5. Step 5: Solve for x
    x = 73,567,110.28/10,785.08
  6. Step 6: Final answer
    x = 6,821.19

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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.