Home / 7,504.10-11,268.30-4,223.60

Finding the Fourth Proportional to 7,504.10, 11,268.30 and 4,223.60

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Solution

The fourth proportional to 7,504.10, 11,268.30 and 4,223.60 is: 6,342.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,504.10 : 11,268.30 = 4,223.60 : x
  2. Step 2: Convert to fraction form
    7,504.10/11,268.30 = 4,223.60/x
  3. Step 3: Cross multiply
    7,504.10x = 11,268.30 × 4,223.60
  4. Step 4: Simplify right side
    7,504.10x = 47,592,791.88
  5. Step 5: Solve for x
    x = 47,592,791.88/7,504.10
  6. Step 6: Final answer
    x = 6,342.24

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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.