Home / 3,556.07-4,907.35-1,962.74

Finding the Fourth Proportional to 3,556.07, 4,907.35 and 1,962.74

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Solution

The fourth proportional to 3,556.07, 4,907.35 and 1,962.74 is: 2,708.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,556.07 : 4,907.35 = 1,962.74 : x
  2. Step 2: Convert to fraction form
    3,556.07/4,907.35 = 1,962.74/x
  3. Step 3: Cross multiply
    3,556.07x = 4,907.35 × 1,962.74
  4. Step 4: Simplify right side
    3,556.07x = 9,631,822.70
  5. Step 5: Solve for x
    x = 9,631,822.70/3,556.07
  6. Step 6: Final answer
    x = 2,708.56

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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.