Home / 8,045.68-11,100.18-6,367.36

Finding the Fourth Proportional to 8,045.68, 11,100.18 and 6,367.36

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Solution

The fourth proportional to 8,045.68, 11,100.18 and 6,367.36 is: 8,784.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,045.68 : 11,100.18 = 6,367.36 : x
  2. Step 2: Convert to fraction form
    8,045.68/11,100.18 = 6,367.36/x
  3. Step 3: Cross multiply
    8,045.68x = 11,100.18 × 6,367.36
  4. Step 4: Simplify right side
    8,045.68x = 70,678,842.12
  5. Step 5: Solve for x
    x = 70,678,842.12/8,045.68
  6. Step 6: Final answer
    x = 8,784.69

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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.