Home / 9,190.92-12,683.46-4,999.14

Finding the Fourth Proportional to 9,190.92, 12,683.46 and 4,999.14

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Solution

The fourth proportional to 9,190.92, 12,683.46 and 4,999.14 is: 6,898.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,190.92 : 12,683.46 = 4,999.14 : x
  2. Step 2: Convert to fraction form
    9,190.92/12,683.46 = 4,999.14/x
  3. Step 3: Cross multiply
    9,190.92x = 12,683.46 × 4,999.14
  4. Step 4: Simplify right side
    9,190.92x = 63,406,392.22
  5. Step 5: Solve for x
    x = 63,406,392.22/9,190.92
  6. Step 6: Final answer
    x = 6,898.81

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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.