Home / 11,282.92-15,570.39-6,314.92

Finding the Fourth Proportional to 11,282.92, 15,570.39 and 6,314.92

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Solution

The fourth proportional to 11,282.92, 15,570.39 and 6,314.92 is: 8,714.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,282.92 : 15,570.39 = 6,314.92 : x
  2. Step 2: Convert to fraction form
    11,282.92/15,570.39 = 6,314.92/x
  3. Step 3: Cross multiply
    11,282.92x = 15,570.39 × 6,314.92
  4. Step 4: Simplify right side
    11,282.92x = 98,325,767.22
  5. Step 5: Solve for x
    x = 98,325,767.22/11,282.92
  6. Step 6: Final answer
    x = 8,714.57

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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.