Home / 1,852.08-2,775.88-1,112.28

Finding the Fourth Proportional to 1,852.08, 2,775.88 and 1,112.28

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Solution

The fourth proportional to 1,852.08, 2,775.88 and 1,112.28 is: 1,667.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,852.08 : 2,775.88 = 1,112.28 : x
  2. Step 2: Convert to fraction form
    1,852.08/2,775.88 = 1,112.28/x
  3. Step 3: Cross multiply
    1,852.08x = 2,775.88 × 1,112.28
  4. Step 4: Simplify right side
    1,852.08x = 3,087,555.81
  5. Step 5: Solve for x
    x = 3,087,555.81/1,852.08
  6. Step 6: Final answer
    x = 1,667.07

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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.