Home / 11,619.84-16,035.53-6,314.74

Finding the Fourth Proportional to 11,619.84, 16,035.53 and 6,314.74

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Solution

The fourth proportional to 11,619.84, 16,035.53 and 6,314.74 is: 8,714.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,619.84 : 16,035.53 = 6,314.74 : x
  2. Step 2: Convert to fraction form
    11,619.84/16,035.53 = 6,314.74/x
  3. Step 3: Cross multiply
    11,619.84x = 16,035.53 × 6,314.74
  4. Step 4: Simplify right side
    11,619.84x = 101,260,202.71
  5. Step 5: Solve for x
    x = 101,260,202.71/11,619.84
  6. Step 6: Final answer
    x = 8,714.42

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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.