Home / 8,068.32-11,135.43-4,531.77

Finding the Fourth Proportional to 8,068.32, 11,135.43 and 4,531.77

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Solution

The fourth proportional to 8,068.32, 11,135.43 and 4,531.77 is: 6,254.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,068.32 : 11,135.43 = 4,531.77 : x
  2. Step 2: Convert to fraction form
    8,068.32/11,135.43 = 4,531.77/x
  3. Step 3: Cross multiply
    8,068.32x = 11,135.43 × 4,531.77
  4. Step 4: Simplify right side
    8,068.32x = 50,463,207.61
  5. Step 5: Solve for x
    x = 50,463,207.61/8,068.32
  6. Step 6: Final answer
    x = 6,254.49

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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.