Home / 1,554.40-2,329.54-1,141.62

Finding the Fourth Proportional to 1,554.40, 2,329.54 and 1,141.62

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Solution

The fourth proportional to 1,554.40, 2,329.54 and 1,141.62 is: 1,710.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,554.40 : 2,329.54 = 1,141.62 : x
  2. Step 2: Convert to fraction form
    1,554.40/2,329.54 = 1,141.62/x
  3. Step 3: Cross multiply
    1,554.40x = 2,329.54 × 1,141.62
  4. Step 4: Simplify right side
    1,554.40x = 2,659,449.45
  5. Step 5: Solve for x
    x = 2,659,449.45/1,554.40
  6. Step 6: Final answer
    x = 1,710.92

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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.