Home / 9,881.12-14,820.59-2,485.58

Finding the Fourth Proportional to 9,881.12, 14,820.59 and 2,485.58

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Solution

The fourth proportional to 9,881.12, 14,820.59 and 2,485.58 is: 3,728.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,881.12 : 14,820.59 = 2,485.58 : x
  2. Step 2: Convert to fraction form
    9,881.12/14,820.59 = 2,485.58/x
  3. Step 3: Cross multiply
    9,881.12x = 14,820.59 × 2,485.58
  4. Step 4: Simplify right side
    9,881.12x = 36,837,770.58
  5. Step 5: Solve for x
    x = 36,837,770.58/9,881.12
  6. Step 6: Final answer
    x = 3,728.10

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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.