Home / 9,638.32-14,455.62-4,095.56

Finding the Fourth Proportional to 9,638.32, 14,455.62 and 4,095.56

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Solution

The fourth proportional to 9,638.32, 14,455.62 and 4,095.56 is: 6,142.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,638.32 : 14,455.62 = 4,095.56 : x
  2. Step 2: Convert to fraction form
    9,638.32/14,455.62 = 4,095.56/x
  3. Step 3: Cross multiply
    9,638.32x = 14,455.62 × 4,095.56
  4. Step 4: Simplify right side
    9,638.32x = 59,203,859.05
  5. Step 5: Solve for x
    x = 59,203,859.05/9,638.32
  6. Step 6: Final answer
    x = 6,142.55

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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.