Home / 8,088.86-11,162.79-4,902.05

Finding the Fourth Proportional to 8,088.86, 11,162.79 and 4,902.05

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Solution

The fourth proportional to 8,088.86, 11,162.79 and 4,902.05 is: 6,764.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,088.86 : 11,162.79 = 4,902.05 : x
  2. Step 2: Convert to fraction form
    8,088.86/11,162.79 = 4,902.05/x
  3. Step 3: Cross multiply
    8,088.86x = 11,162.79 × 4,902.05
  4. Step 4: Simplify right side
    8,088.86x = 54,720,582.63
  5. Step 5: Solve for x
    x = 54,720,582.63/8,088.86
  6. Step 6: Final answer
    x = 6,764.93

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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.