Home / 9,438.10-14,157.36-3,433.98

Finding the Fourth Proportional to 9,438.10, 14,157.36 and 3,433.98

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Solution

The fourth proportional to 9,438.10, 14,157.36 and 3,433.98 is: 5,151.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,438.10 : 14,157.36 = 3,433.98 : x
  2. Step 2: Convert to fraction form
    9,438.10/14,157.36 = 3,433.98/x
  3. Step 3: Cross multiply
    9,438.10x = 14,157.36 × 3,433.98
  4. Step 4: Simplify right side
    9,438.10x = 48,616,091.09
  5. Step 5: Solve for x
    x = 48,616,091.09/9,438.10
  6. Step 6: Final answer
    x = 5,151.05

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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.