Home / 8,056.78-11,118.43-4,519.91

Finding the Fourth Proportional to 8,056.78, 11,118.43 and 4,519.91

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Solution

The fourth proportional to 8,056.78, 11,118.43 and 4,519.91 is: 6,237.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,056.78 : 11,118.43 = 4,519.91 : x
  2. Step 2: Convert to fraction form
    8,056.78/11,118.43 = 4,519.91/x
  3. Step 3: Cross multiply
    8,056.78x = 11,118.43 × 4,519.91
  4. Step 4: Simplify right side
    8,056.78x = 50,254,302.94
  5. Step 5: Solve for x
    x = 50,254,302.94/8,056.78
  6. Step 6: Final answer
    x = 6,237.52

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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.