Home / 5,507.52-8,260.60-1,611.89

Finding the Fourth Proportional to 5,507.52, 8,260.60 and 1,611.89

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Solution

The fourth proportional to 5,507.52, 8,260.60 and 1,611.89 is: 2,417.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,507.52 : 8,260.60 = 1,611.89 : x
  2. Step 2: Convert to fraction form
    5,507.52/8,260.60 = 1,611.89/x
  3. Step 3: Cross multiply
    5,507.52x = 8,260.60 × 1,611.89
  4. Step 4: Simplify right side
    5,507.52x = 13,315,178.53
  5. Step 5: Solve for x
    x = 13,315,178.53/5,507.52
  6. Step 6: Final answer
    x = 2,417.64

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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.