Home / 5,455.58-8,184.54-1,758.02

Finding the Fourth Proportional to 5,455.58, 8,184.54 and 1,758.02

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Solution

The fourth proportional to 5,455.58, 8,184.54 and 1,758.02 is: 2,637.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,455.58 : 8,184.54 = 1,758.02 : x
  2. Step 2: Convert to fraction form
    5,455.58/8,184.54 = 1,758.02/x
  3. Step 3: Cross multiply
    5,455.58x = 8,184.54 × 1,758.02
  4. Step 4: Simplify right side
    5,455.58x = 14,388,585.01
  5. Step 5: Solve for x
    x = 14,388,585.01/5,455.58
  6. Step 6: Final answer
    x = 2,637.41

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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.