Home / 9,425.15-14,119.60-4,739.64

Finding the Fourth Proportional to 9,425.15, 14,119.60 and 4,739.64

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Solution

The fourth proportional to 9,425.15, 14,119.60 and 4,739.64 is: 7,100.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,425.15 : 14,119.60 = 4,739.64 : x
  2. Step 2: Convert to fraction form
    9,425.15/14,119.60 = 4,739.64/x
  3. Step 3: Cross multiply
    9,425.15x = 14,119.60 × 4,739.64
  4. Step 4: Simplify right side
    9,425.15x = 66,921,820.94
  5. Step 5: Solve for x
    x = 66,921,820.94/9,425.15
  6. Step 6: Final answer
    x = 7,100.35

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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.