Home / 8,568.05-11,822.65-4,790.75

Finding the Fourth Proportional to 8,568.05, 11,822.65 and 4,790.75

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Solution

The fourth proportional to 8,568.05, 11,822.65 and 4,790.75 is: 6,610.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,568.05 : 11,822.65 = 4,790.75 : x
  2. Step 2: Convert to fraction form
    8,568.05/11,822.65 = 4,790.75/x
  3. Step 3: Cross multiply
    8,568.05x = 11,822.65 × 4,790.75
  4. Step 4: Simplify right side
    8,568.05x = 56,639,289.40
  5. Step 5: Solve for x
    x = 56,639,289.40/8,568.05
  6. Step 6: Final answer
    x = 6,610.53

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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.