Home / 9,392.08-12,961.09-5,085.22

Finding the Fourth Proportional to 9,392.08, 12,961.09 and 5,085.22

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Solution

The fourth proportional to 9,392.08, 12,961.09 and 5,085.22 is: 7,017.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,392.08 : 12,961.09 = 5,085.22 : x
  2. Step 2: Convert to fraction form
    9,392.08/12,961.09 = 5,085.22/x
  3. Step 3: Cross multiply
    9,392.08x = 12,961.09 × 5,085.22
  4. Step 4: Simplify right side
    9,392.08x = 65,909,903.86
  5. Step 5: Solve for x
    x = 65,909,903.86/9,392.08
  6. Step 6: Final answer
    x = 7,017.61

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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.