Home / 2,954.08-4,076.88-1,712.16

Finding the Fourth Proportional to 2,954.08, 4,076.88 and 1,712.16

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Solution

The fourth proportional to 2,954.08, 4,076.88 and 1,712.16 is: 2,362.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,954.08 : 4,076.88 = 1,712.16 : x
  2. Step 2: Convert to fraction form
    2,954.08/4,076.88 = 1,712.16/x
  3. Step 3: Cross multiply
    2,954.08x = 4,076.88 × 1,712.16
  4. Step 4: Simplify right side
    2,954.08x = 6,980,270.86
  5. Step 5: Solve for x
    x = 6,980,270.86/2,954.08
  6. Step 6: Final answer
    x = 2,362.93

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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.