Home / 2,106.15-2,907.68-1,460.55

Finding the Fourth Proportional to 2,106.15, 2,907.68 and 1,460.55

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Solution

The fourth proportional to 2,106.15, 2,907.68 and 1,460.55 is: 2,016.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,106.15 : 2,907.68 = 1,460.55 : x
  2. Step 2: Convert to fraction form
    2,106.15/2,907.68 = 1,460.55/x
  3. Step 3: Cross multiply
    2,106.15x = 2,907.68 × 1,460.55
  4. Step 4: Simplify right side
    2,106.15x = 4,246,804.72
  5. Step 5: Solve for x
    x = 4,246,804.72/2,106.15
  6. Step 6: Final answer
    x = 2,016.38

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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.