Home / 1,722.86-2,377.77-1,675.95

Finding the Fourth Proportional to 1,722.86, 2,377.77 and 1,675.95

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Solution

The fourth proportional to 1,722.86, 2,377.77 and 1,675.95 is: 2,313.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,722.86 : 2,377.77 = 1,675.95 : x
  2. Step 2: Convert to fraction form
    1,722.86/2,377.77 = 1,675.95/x
  3. Step 3: Cross multiply
    1,722.86x = 2,377.77 × 1,675.95
  4. Step 4: Simplify right side
    1,722.86x = 3,985,025.90
  5. Step 5: Solve for x
    x = 3,985,025.90/1,722.86
  6. Step 6: Final answer
    x = 2,313.03

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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.