Home / 9,311.95-13,968.08-2,291.98

Finding the Fourth Proportional to 9,311.95, 13,968.08 and 2,291.98

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Solution

The fourth proportional to 9,311.95, 13,968.08 and 2,291.98 is: 3,438.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,311.95 : 13,968.08 = 2,291.98 : x
  2. Step 2: Convert to fraction form
    9,311.95/13,968.08 = 2,291.98/x
  3. Step 3: Cross multiply
    9,311.95x = 13,968.08 × 2,291.98
  4. Step 4: Simplify right side
    9,311.95x = 32,014,560.00
  5. Step 5: Solve for x
    x = 32,014,560.00/9,311.95
  6. Step 6: Final answer
    x = 3,438.01

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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.