Home / 9,281.12-13,921.32-2,355.56

Finding the Fourth Proportional to 9,281.12, 13,921.32 and 2,355.56

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Solution

The fourth proportional to 9,281.12, 13,921.32 and 2,355.56 is: 3,533.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,281.12 : 13,921.32 = 2,355.56 : x
  2. Step 2: Convert to fraction form
    9,281.12/13,921.32 = 2,355.56/x
  3. Step 3: Cross multiply
    9,281.12x = 13,921.32 × 2,355.56
  4. Step 4: Simplify right side
    9,281.12x = 32,792,504.54
  5. Step 5: Solve for x
    x = 32,792,504.54/9,281.12
  6. Step 6: Final answer
    x = 3,533.25

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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.