Home / 2,340.53-3,230.57-1,455.81

Finding the Fourth Proportional to 2,340.53, 3,230.57 and 1,455.81

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Solution

The fourth proportional to 2,340.53, 3,230.57 and 1,455.81 is: 2,009.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,340.53 : 3,230.57 = 1,455.81 : x
  2. Step 2: Convert to fraction form
    2,340.53/3,230.57 = 1,455.81/x
  3. Step 3: Cross multiply
    2,340.53x = 3,230.57 × 1,455.81
  4. Step 4: Simplify right side
    2,340.53x = 4,703,096.11
  5. Step 5: Solve for x
    x = 4,703,096.11/2,340.53
  6. Step 6: Final answer
    x = 2,009.42

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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.