Home / 2,433.48-3,357.81-1,438.62

Finding the Fourth Proportional to 2,433.48, 3,357.81 and 1,438.62

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Solution

The fourth proportional to 2,433.48, 3,357.81 and 1,438.62 is: 1,985.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,433.48 : 3,357.81 = 1,438.62 : x
  2. Step 2: Convert to fraction form
    2,433.48/3,357.81 = 1,438.62/x
  3. Step 3: Cross multiply
    2,433.48x = 3,357.81 × 1,438.62
  4. Step 4: Simplify right side
    2,433.48x = 4,830,612.62
  5. Step 5: Solve for x
    x = 4,830,612.62/2,433.48
  6. Step 6: Final answer
    x = 1,985.06

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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.