Home / 7,451.23-11,159.83-3,558.37

Finding the Fourth Proportional to 7,451.23, 11,159.83 and 3,558.37

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Solution

The fourth proportional to 7,451.23, 11,159.83 and 3,558.37 is: 5,329.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,451.23 : 11,159.83 = 3,558.37 : x
  2. Step 2: Convert to fraction form
    7,451.23/11,159.83 = 3,558.37/x
  3. Step 3: Cross multiply
    7,451.23x = 11,159.83 × 3,558.37
  4. Step 4: Simplify right side
    7,451.23x = 39,710,804.28
  5. Step 5: Solve for x
    x = 39,710,804.28/7,451.23
  6. Step 6: Final answer
    x = 5,329.43

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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.