Home / 10,783.30-16,181.21-4,542.92

Finding the Fourth Proportional to 10,783.30, 16,181.21 and 4,542.92

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Solution

The fourth proportional to 10,783.30, 16,181.21 and 4,542.92 is: 6,817.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,783.30 : 16,181.21 = 4,542.92 : x
  2. Step 2: Convert to fraction form
    10,783.30/16,181.21 = 4,542.92/x
  3. Step 3: Cross multiply
    10,783.30x = 16,181.21 × 4,542.92
  4. Step 4: Simplify right side
    10,783.30x = 73,509,942.53
  5. Step 5: Solve for x
    x = 73,509,942.53/10,783.30
  6. Step 6: Final answer
    x = 6,817.02

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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.