Home / 7,430.22-10,250.82-4,285.80

Finding the Fourth Proportional to 7,430.22, 10,250.82 and 4,285.80

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Solution

The fourth proportional to 7,430.22, 10,250.82 and 4,285.80 is: 5,912.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,430.22 : 10,250.82 = 4,285.80 : x
  2. Step 2: Convert to fraction form
    7,430.22/10,250.82 = 4,285.80/x
  3. Step 3: Cross multiply
    7,430.22x = 10,250.82 × 4,285.80
  4. Step 4: Simplify right side
    7,430.22x = 43,932,964.36
  5. Step 5: Solve for x
    x = 43,932,964.36/7,430.22
  6. Step 6: Final answer
    x = 5,912.74

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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.