Home / 1,977.86-2,959.59-1,750.26

Finding the Fourth Proportional to 1,977.86, 2,959.59 and 1,750.26

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Solution

The fourth proportional to 1,977.86, 2,959.59 and 1,750.26 is: 2,619.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,977.86 : 2,959.59 = 1,750.26 : x
  2. Step 2: Convert to fraction form
    1,977.86/2,959.59 = 1,750.26/x
  3. Step 3: Cross multiply
    1,977.86x = 2,959.59 × 1,750.26
  4. Step 4: Simplify right side
    1,977.86x = 5,180,051.99
  5. Step 5: Solve for x
    x = 5,180,051.99/1,977.86
  6. Step 6: Final answer
    x = 2,619.03

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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.