Home / 9,430.50-14,143.43-3,425.59

Finding the Fourth Proportional to 9,430.50, 14,143.43 and 3,425.59

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Solution

The fourth proportional to 9,430.50, 14,143.43 and 3,425.59 is: 5,137.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,430.50 : 14,143.43 = 3,425.59 : x
  2. Step 2: Convert to fraction form
    9,430.50/14,143.43 = 3,425.59/x
  3. Step 3: Cross multiply
    9,430.50x = 14,143.43 × 3,425.59
  4. Step 4: Simplify right side
    9,430.50x = 48,449,504.53
  5. Step 5: Solve for x
    x = 48,449,504.53/9,430.50
  6. Step 6: Final answer
    x = 5,137.54

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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.