Home / 2,133.51-2,941.66-1,779.94

Finding the Fourth Proportional to 2,133.51, 2,941.66 and 1,779.94

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Solution

The fourth proportional to 2,133.51, 2,941.66 and 1,779.94 is: 2,454.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,133.51 : 2,941.66 = 1,779.94 : x
  2. Step 2: Convert to fraction form
    2,133.51/2,941.66 = 1,779.94/x
  3. Step 3: Cross multiply
    2,133.51x = 2,941.66 × 1,779.94
  4. Step 4: Simplify right side
    2,133.51x = 5,235,978.30
  5. Step 5: Solve for x
    x = 5,235,978.30/2,133.51
  6. Step 6: Final answer
    x = 2,454.16

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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.