Home / 2,146.44-2,959.32-1,851.12

Finding the Fourth Proportional to 2,146.44, 2,959.32 and 1,851.12

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Solution

The fourth proportional to 2,146.44, 2,959.32 and 1,851.12 is: 2,552.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,146.44 : 2,959.32 = 1,851.12 : x
  2. Step 2: Convert to fraction form
    2,146.44/2,959.32 = 1,851.12/x
  3. Step 3: Cross multiply
    2,146.44x = 2,959.32 × 1,851.12
  4. Step 4: Simplify right side
    2,146.44x = 5,478,056.44
  5. Step 5: Solve for x
    x = 5,478,056.44/2,146.44
  6. Step 6: Final answer
    x = 2,552.16

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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.