Home / 2,192.93-3,025.46-1,407.41

Finding the Fourth Proportional to 2,192.93, 3,025.46 and 1,407.41

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Solution

The fourth proportional to 2,192.93, 3,025.46 and 1,407.41 is: 1,941.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,192.93 : 3,025.46 = 1,407.41 : x
  2. Step 2: Convert to fraction form
    2,192.93/3,025.46 = 1,407.41/x
  3. Step 3: Cross multiply
    2,192.93x = 3,025.46 × 1,407.41
  4. Step 4: Simplify right side
    2,192.93x = 4,258,062.66
  5. Step 5: Solve for x
    x = 4,258,062.66/2,192.93
  6. Step 6: Final answer
    x = 1,941.72

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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.