Home / 8,286.93-12,424.19-4,999.25

Finding the Fourth Proportional to 8,286.93, 12,424.19 and 4,999.25

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Solution

The fourth proportional to 8,286.93, 12,424.19 and 4,999.25 is: 7,495.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,286.93 : 12,424.19 = 4,999.25 : x
  2. Step 2: Convert to fraction form
    8,286.93/12,424.19 = 4,999.25/x
  3. Step 3: Cross multiply
    8,286.93x = 12,424.19 × 4,999.25
  4. Step 4: Simplify right side
    8,286.93x = 62,111,544.74
  5. Step 5: Solve for x
    x = 62,111,544.74/8,286.93
  6. Step 6: Final answer
    x = 7,495.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.