Home / 8,065.58-11,133.05-4,709.75

Finding the Fourth Proportional to 8,065.58, 11,133.05 and 4,709.75

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Solution

The fourth proportional to 8,065.58, 11,133.05 and 4,709.75 is: 6,500.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,065.58 : 11,133.05 = 4,709.75 : x
  2. Step 2: Convert to fraction form
    8,065.58/11,133.05 = 4,709.75/x
  3. Step 3: Cross multiply
    8,065.58x = 11,133.05 × 4,709.75
  4. Step 4: Simplify right side
    8,065.58x = 52,433,803.02
  5. Step 5: Solve for x
    x = 52,433,803.02/8,065.58
  6. Step 6: Final answer
    x = 6,500.94

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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.