Home / 9,190.32-12,683.16-4,998.48

Finding the Fourth Proportional to 9,190.32, 12,683.16 and 4,998.48

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Solution

The fourth proportional to 9,190.32, 12,683.16 and 4,998.48 is: 6,898.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,190.32 : 12,683.16 = 4,998.48 : x
  2. Step 2: Convert to fraction form
    9,190.32/12,683.16 = 4,998.48/x
  3. Step 3: Cross multiply
    9,190.32x = 12,683.16 × 4,998.48
  4. Step 4: Simplify right side
    9,190.32x = 63,396,521.60
  5. Step 5: Solve for x
    x = 63,396,521.60/9,190.32
  6. Step 6: Final answer
    x = 6,898.18

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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.