Home / 2,320.08-3,202.31-1,435.36

Finding the Fourth Proportional to 2,320.08, 3,202.31 and 1,435.36

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Solution

The fourth proportional to 2,320.08, 3,202.31 and 1,435.36 is: 1,981.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,320.08 : 3,202.31 = 1,435.36 : x
  2. Step 2: Convert to fraction form
    2,320.08/3,202.31 = 1,435.36/x
  3. Step 3: Cross multiply
    2,320.08x = 3,202.31 × 1,435.36
  4. Step 4: Simplify right side
    2,320.08x = 4,596,467.68
  5. Step 5: Solve for x
    x = 4,596,467.68/2,320.08
  6. Step 6: Final answer
    x = 1,981.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.