Home / 9,699.75-14,551.65-3,126.60

Finding the Fourth Proportional to 9,699.75, 14,551.65 and 3,126.60

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Solution

The fourth proportional to 9,699.75, 14,551.65 and 3,126.60 is: 4,690.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,699.75 : 14,551.65 = 3,126.60 : x
  2. Step 2: Convert to fraction form
    9,699.75/14,551.65 = 3,126.60/x
  3. Step 3: Cross multiply
    9,699.75x = 14,551.65 × 3,126.60
  4. Step 4: Simplify right side
    9,699.75x = 45,497,188.89
  5. Step 5: Solve for x
    x = 45,497,188.89/9,699.75
  6. Step 6: Final answer
    x = 4,690.55

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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.