Home / 2,000.19-2,756.99-1,557.33

Finding the Fourth Proportional to 2,000.19, 2,756.99 and 1,557.33

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Solution

The fourth proportional to 2,000.19, 2,756.99 and 1,557.33 is: 2,146.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,000.19 : 2,756.99 = 1,557.33 : x
  2. Step 2: Convert to fraction form
    2,000.19/2,756.99 = 1,557.33/x
  3. Step 3: Cross multiply
    2,000.19x = 2,756.99 × 1,557.33
  4. Step 4: Simplify right side
    2,000.19x = 4,293,528.03
  5. Step 5: Solve for x
    x = 4,293,528.03/2,000.19
  6. Step 6: Final answer
    x = 2,146.56

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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.