Home / 9,955.32-14,929.74-3,381.36

Finding the Fourth Proportional to 9,955.32, 14,929.74 and 3,381.36

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Solution

The fourth proportional to 9,955.32, 14,929.74 and 3,381.36 is: 5,070.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,955.32 : 14,929.74 = 3,381.36 : x
  2. Step 2: Convert to fraction form
    9,955.32/14,929.74 = 3,381.36/x
  3. Step 3: Cross multiply
    9,955.32x = 14,929.74 × 3,381.36
  4. Step 4: Simplify right side
    9,955.32x = 50,482,825.65
  5. Step 5: Solve for x
    x = 50,482,825.65/9,955.32
  6. Step 6: Final answer
    x = 5,070.94

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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.