Home / 10,798.90-16,197.28-3,777.62

Finding the Fourth Proportional to 10,798.90, 16,197.28 and 3,777.62

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Solution

The fourth proportional to 10,798.90, 16,197.28 and 3,777.62 is: 5,666.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,798.90 : 16,197.28 = 3,777.62 : x
  2. Step 2: Convert to fraction form
    10,798.90/16,197.28 = 3,777.62/x
  3. Step 3: Cross multiply
    10,798.90x = 16,197.28 × 3,777.62
  4. Step 4: Simplify right side
    10,798.90x = 61,187,078.44
  5. Step 5: Solve for x
    x = 61,187,078.44/10,798.90
  6. Step 6: Final answer
    x = 5,666.05

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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.