Home / 2,375.93-3,277.22-1,431.07

Finding the Fourth Proportional to 2,375.93, 3,277.22 and 1,431.07

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Solution

The fourth proportional to 2,375.93, 3,277.22 and 1,431.07 is: 1,973.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,375.93 : 3,277.22 = 1,431.07 : x
  2. Step 2: Convert to fraction form
    2,375.93/3,277.22 = 1,431.07/x
  3. Step 3: Cross multiply
    2,375.93x = 3,277.22 × 1,431.07
  4. Step 4: Simplify right side
    2,375.93x = 4,689,914.84
  5. Step 5: Solve for x
    x = 4,689,914.84/2,375.93
  6. Step 6: Final answer
    x = 1,973.93

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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.