Home / 9,625.20-14,430.60-5,247.60

Finding the Fourth Proportional to 9,625.20, 14,430.60 and 5,247.60

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Solution

The fourth proportional to 9,625.20, 14,430.60 and 5,247.60 is: 7,867.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,625.20 : 14,430.60 = 5,247.60 : x
  2. Step 2: Convert to fraction form
    9,625.20/14,430.60 = 5,247.60/x
  3. Step 3: Cross multiply
    9,625.20x = 14,430.60 × 5,247.60
  4. Step 4: Simplify right side
    9,625.20x = 75,726,016.56
  5. Step 5: Solve for x
    x = 75,726,016.56/9,625.20
  6. Step 6: Final answer
    x = 7,867.47

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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.