Home / 8,036.80-11,090.38-4,451.56

Finding the Fourth Proportional to 8,036.80, 11,090.38 and 4,451.56

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Solution

The fourth proportional to 8,036.80, 11,090.38 and 4,451.56 is: 6,142.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,036.80 : 11,090.38 = 4,451.56 : x
  2. Step 2: Convert to fraction form
    8,036.80/11,090.38 = 4,451.56/x
  3. Step 3: Cross multiply
    8,036.80x = 11,090.38 × 4,451.56
  4. Step 4: Simplify right side
    8,036.80x = 49,369,491.99
  5. Step 5: Solve for x
    x = 49,369,491.99/8,036.80
  6. Step 6: Final answer
    x = 6,142.93

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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.