Home / 7,454.61-11,184.36-3,558.51

Finding the Fourth Proportional to 7,454.61, 11,184.36 and 3,558.51

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Solution

The fourth proportional to 7,454.61, 11,184.36 and 3,558.51 is: 5,338.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,454.61 : 11,184.36 = 3,558.51 : x
  2. Step 2: Convert to fraction form
    7,454.61/11,184.36 = 3,558.51/x
  3. Step 3: Cross multiply
    7,454.61x = 11,184.36 × 3,558.51
  4. Step 4: Simplify right side
    7,454.61x = 39,799,656.90
  5. Step 5: Solve for x
    x = 39,799,656.90/7,454.61
  6. Step 6: Final answer
    x = 5,338.93

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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.