Home / 10,818.83-16,228.38-3,798.56

Finding the Fourth Proportional to 10,818.83, 16,228.38 and 3,798.56

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Solution

The fourth proportional to 10,818.83, 16,228.38 and 3,798.56 is: 5,697.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,818.83 : 16,228.38 = 3,798.56 : x
  2. Step 2: Convert to fraction form
    10,818.83/16,228.38 = 3,798.56/x
  3. Step 3: Cross multiply
    10,818.83x = 16,228.38 × 3,798.56
  4. Step 4: Simplify right side
    10,818.83x = 61,644,475.13
  5. Step 5: Solve for x
    x = 61,644,475.13/10,818.83
  6. Step 6: Final answer
    x = 5,697.89

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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.