Home / 2,761.07-3,804.50-1,875.33

Finding the Fourth Proportional to 2,761.07, 3,804.50 and 1,875.33

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Solution

The fourth proportional to 2,761.07, 3,804.50 and 1,875.33 is: 2,584.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,761.07 : 3,804.50 = 1,875.33 : x
  2. Step 2: Convert to fraction form
    2,761.07/3,804.50 = 1,875.33/x
  3. Step 3: Cross multiply
    2,761.07x = 3,804.50 × 1,875.33
  4. Step 4: Simplify right side
    2,761.07x = 7,134,697.67
  5. Step 5: Solve for x
    x = 7,134,697.67/2,761.07
  6. Step 6: Final answer
    x = 2,584.04

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1.5x scale

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.