Home / 8,056.72-11,118.90-4,519.72

Finding the Fourth Proportional to 8,056.72, 11,118.90 and 4,519.72

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Solution

The fourth proportional to 8,056.72, 11,118.90 and 4,519.72 is: 6,237.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,056.72 : 11,118.90 = 4,519.72 : x
  2. Step 2: Convert to fraction form
    8,056.72/11,118.90 = 4,519.72/x
  3. Step 3: Cross multiply
    8,056.72x = 11,118.90 × 4,519.72
  4. Step 4: Simplify right side
    8,056.72x = 50,254,314.71
  5. Step 5: Solve for x
    x = 50,254,314.71/8,056.72
  6. Step 6: Final answer
    x = 6,237.57

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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.