Home / 9,321-13,981.56-2,395.56

Finding the Fourth Proportional to 9,321, 13,981.56 and 2,395.56

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Solution

The fourth proportional to 9,321, 13,981.56 and 2,395.56 is: 3,593.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,321 : 13,981.56 = 2,395.56 : x
  2. Step 2: Convert to fraction form
    9,321/13,981.56 = 2,395.56/x
  3. Step 3: Cross multiply
    9,321x = 13,981.56 × 2,395.56
  4. Step 4: Simplify right side
    9,321x = 33,493,665.87
  5. Step 5: Solve for x
    x = 33,493,665.87/9,321
  6. Step 6: Final answer
    x = 3,593.36

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1.5x scale

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.