Home / 2,356.20-3,533.70-969.93

Finding the Fourth Proportional to 2,356.20, 3,533.70 and 969.93

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Solution

The fourth proportional to 2,356.20, 3,533.70 and 969.93 is: 1,454.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,356.20 : 3,533.70 = 969.93 : x
  2. Step 2: Convert to fraction form
    2,356.20/3,533.70 = 969.93/x
  3. Step 3: Cross multiply
    2,356.20x = 3,533.70 × 969.93
  4. Step 4: Simplify right side
    2,356.20x = 3,427,441.64
  5. Step 5: Solve for x
    x = 3,427,441.64/2,356.20
  6. Step 6: Final answer
    x = 1,454.65

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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.