Home / 1,860.40-2,569.92-1,463.08

Finding the Fourth Proportional to 1,860.40, 2,569.92 and 1,463.08

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Solution

The fourth proportional to 1,860.40, 2,569.92 and 1,463.08 is: 2,021.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,860.40 : 2,569.92 = 1,463.08 : x
  2. Step 2: Convert to fraction form
    1,860.40/2,569.92 = 1,463.08/x
  3. Step 3: Cross multiply
    1,860.40x = 2,569.92 × 1,463.08
  4. Step 4: Simplify right side
    1,860.40x = 3,759,998.55
  5. Step 5: Solve for x
    x = 3,759,998.55/1,860.40
  6. Step 6: Final answer
    x = 2,021.07

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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.