Home / 2,094.48-3,126.27-1,921.32

Finding the Fourth Proportional to 2,094.48, 3,126.27 and 1,921.32

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Solution

The fourth proportional to 2,094.48, 3,126.27 and 1,921.32 is: 2,867.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,094.48 : 3,126.27 = 1,921.32 : x
  2. Step 2: Convert to fraction form
    2,094.48/3,126.27 = 1,921.32/x
  3. Step 3: Cross multiply
    2,094.48x = 3,126.27 × 1,921.32
  4. Step 4: Simplify right side
    2,094.48x = 6,006,565.08
  5. Step 5: Solve for x
    x = 6,006,565.08/2,094.48
  6. Step 6: Final answer
    x = 2,867.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.