Home / 1,936.03-2,898.88-1,113.07

Finding the Fourth Proportional to 1,936.03, 2,898.88 and 1,113.07

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Solution

The fourth proportional to 1,936.03, 2,898.88 and 1,113.07 is: 1,666.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,936.03 : 2,898.88 = 1,113.07 : x
  2. Step 2: Convert to fraction form
    1,936.03/2,898.88 = 1,113.07/x
  3. Step 3: Cross multiply
    1,936.03x = 2,898.88 × 1,113.07
  4. Step 4: Simplify right side
    1,936.03x = 3,226,656.36
  5. Step 5: Solve for x
    x = 3,226,656.36/1,936.03
  6. Step 6: Final answer
    x = 1,666.64

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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.