Home / 7,414.37-10,231.80-4,430.06

Finding the Fourth Proportional to 7,414.37, 10,231.80 and 4,430.06

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Solution

The fourth proportional to 7,414.37, 10,231.80 and 4,430.06 is: 6,113.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,414.37 : 10,231.80 = 4,430.06 : x
  2. Step 2: Convert to fraction form
    7,414.37/10,231.80 = 4,430.06/x
  3. Step 3: Cross multiply
    7,414.37x = 10,231.80 × 4,430.06
  4. Step 4: Simplify right side
    7,414.37x = 45,327,436.75
  5. Step 5: Solve for x
    x = 45,327,436.75/7,414.37
  6. Step 6: Final answer
    x = 6,113.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.