Home / 9,272.06-12,789.55-6,085.57

Finding the Fourth Proportional to 9,272.06, 12,789.55 and 6,085.57

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Solution

The fourth proportional to 9,272.06, 12,789.55 and 6,085.57 is: 8,394.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,272.06 : 12,789.55 = 6,085.57 : x
  2. Step 2: Convert to fraction form
    9,272.06/12,789.55 = 6,085.57/x
  3. Step 3: Cross multiply
    9,272.06x = 12,789.55 × 6,085.57
  4. Step 4: Simplify right side
    9,272.06x = 77,831,701.79
  5. Step 5: Solve for x
    x = 77,831,701.79/9,272.06
  6. Step 6: Final answer
    x = 8,394.22

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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.