Home / 9,881.63-14,821.34-2,486.08

Finding the Fourth Proportional to 9,881.63, 14,821.34 and 2,486.08

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Solution

The fourth proportional to 9,881.63, 14,821.34 and 2,486.08 is: 3,728.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,881.63 : 14,821.34 = 2,486.08 : x
  2. Step 2: Convert to fraction form
    9,881.63/14,821.34 = 2,486.08/x
  3. Step 3: Cross multiply
    9,881.63x = 14,821.34 × 2,486.08
  4. Step 4: Simplify right side
    9,881.63x = 36,847,036.95
  5. Step 5: Solve for x
    x = 36,847,036.95/9,881.63
  6. Step 6: Final answer
    x = 3,728.84

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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.