Home / 9,289.44-13,931.28-3,132

Finding the Fourth Proportional to 9,289.44, 13,931.28 and 3,132

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Solution

The fourth proportional to 9,289.44, 13,931.28 and 3,132 is: 4,697.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,289.44 : 13,931.28 = 3,132 : x
  2. Step 2: Convert to fraction form
    9,289.44/13,931.28 = 3,132/x
  3. Step 3: Cross multiply
    9,289.44x = 13,931.28 × 3,132
  4. Step 4: Simplify right side
    9,289.44x = 43,632,768.96
  5. Step 5: Solve for x
    x = 43,632,768.96/9,289.44
  6. Step 6: Final answer
    x = 4,697.03

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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.