Home / 11,114.32-15,337.77-6,078.46

Finding the Fourth Proportional to 11,114.32, 15,337.77 and 6,078.46

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Solution

The fourth proportional to 11,114.32, 15,337.77 and 6,078.46 is: 8,388.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,114.32 : 15,337.77 = 6,078.46 : x
  2. Step 2: Convert to fraction form
    11,114.32/15,337.77 = 6,078.46/x
  3. Step 3: Cross multiply
    11,114.32x = 15,337.77 × 6,078.46
  4. Step 4: Simplify right side
    11,114.32x = 93,230,021.43
  5. Step 5: Solve for x
    x = 93,230,021.43/11,114.32
  6. Step 6: Final answer
    x = 8,388.28

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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.