Home / 8,199.73-11,312.37-5,050.45

Finding the Fourth Proportional to 8,199.73, 11,312.37 and 5,050.45

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Solution

The fourth proportional to 8,199.73, 11,312.37 and 5,050.45 is: 6,967.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,199.73 : 11,312.37 = 5,050.45 : x
  2. Step 2: Convert to fraction form
    8,199.73/11,312.37 = 5,050.45/x
  3. Step 3: Cross multiply
    8,199.73x = 11,312.37 × 5,050.45
  4. Step 4: Simplify right side
    8,199.73x = 57,132,559.07
  5. Step 5: Solve for x
    x = 57,132,559.07/8,199.73
  6. Step 6: Final answer
    x = 6,967.61

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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.