Home / 2,355.32-3,533.52-1,260.74

Finding the Fourth Proportional to 2,355.32, 3,533.52 and 1,260.74

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Solution

The fourth proportional to 2,355.32, 3,533.52 and 1,260.74 is: 1,891.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,355.32 : 3,533.52 = 1,260.74 : x
  2. Step 2: Convert to fraction form
    2,355.32/3,533.52 = 1,260.74/x
  3. Step 3: Cross multiply
    2,355.32x = 3,533.52 × 1,260.74
  4. Step 4: Simplify right side
    2,355.32x = 4,454,850.00
  5. Step 5: Solve for x
    x = 4,454,850.00/2,355.32
  6. Step 6: Final answer
    x = 1,891.40

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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.