Home / 9,181.20-13,762.34-6,219.92

Finding the Fourth Proportional to 9,181.20, 13,762.34 and 6,219.92

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Solution

The fourth proportional to 9,181.20, 13,762.34 and 6,219.92 is: 9,323.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,181.20 : 13,762.34 = 6,219.92 : x
  2. Step 2: Convert to fraction form
    9,181.20/13,762.34 = 6,219.92/x
  3. Step 3: Cross multiply
    9,181.20x = 13,762.34 × 6,219.92
  4. Step 4: Simplify right side
    9,181.20x = 85,600,653.81
  5. Step 5: Solve for x
    x = 85,600,653.81/9,181.20
  6. Step 6: Final answer
    x = 9,323.47

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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.