Home / 12,055.52-18,084.40-3,735.60

Finding the Fourth Proportional to 12,055.52, 18,084.40 and 3,735.60

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Solution

The fourth proportional to 12,055.52, 18,084.40 and 3,735.60 is: 5,603.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,055.52 : 18,084.40 = 3,735.60 : x
  2. Step 2: Convert to fraction form
    12,055.52/18,084.40 = 3,735.60/x
  3. Step 3: Cross multiply
    12,055.52x = 18,084.40 × 3,735.60
  4. Step 4: Simplify right side
    12,055.52x = 67,556,084.64
  5. Step 5: Solve for x
    x = 67,556,084.64/12,055.52
  6. Step 6: Final answer
    x = 5,603.75

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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.