Home / 8,768.96-12,101.12-4,790.04

Finding the Fourth Proportional to 8,768.96, 12,101.12 and 4,790.04

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Solution

The fourth proportional to 8,768.96, 12,101.12 and 4,790.04 is: 6,610.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,768.96 : 12,101.12 = 4,790.04 : x
  2. Step 2: Convert to fraction form
    8,768.96/12,101.12 = 4,790.04/x
  3. Step 3: Cross multiply
    8,768.96x = 12,101.12 × 4,790.04
  4. Step 4: Simplify right side
    8,768.96x = 57,964,857.22
  5. Step 5: Solve for x
    x = 57,964,857.22/8,768.96
  6. Step 6: Final answer
    x = 6,610.23

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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.