Home / 9,384.39-14,074.54-3,145.29

Finding the Fourth Proportional to 9,384.39, 14,074.54 and 3,145.29

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Solution

The fourth proportional to 9,384.39, 14,074.54 and 3,145.29 is: 4,717.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,384.39 : 14,074.54 = 3,145.29 : x
  2. Step 2: Convert to fraction form
    9,384.39/14,074.54 = 3,145.29/x
  3. Step 3: Cross multiply
    9,384.39x = 14,074.54 × 3,145.29
  4. Step 4: Simplify right side
    9,384.39x = 44,268,509.92
  5. Step 5: Solve for x
    x = 44,268,509.92/9,384.39
  6. Step 6: Final answer
    x = 4,717.25

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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.