Home / 2,056.19-2,837.77-1,426.55

Finding the Fourth Proportional to 2,056.19, 2,837.77 and 1,426.55

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Solution

The fourth proportional to 2,056.19, 2,837.77 and 1,426.55 is: 1,968.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,056.19 : 2,837.77 = 1,426.55 : x
  2. Step 2: Convert to fraction form
    2,056.19/2,837.77 = 1,426.55/x
  3. Step 3: Cross multiply
    2,056.19x = 2,837.77 × 1,426.55
  4. Step 4: Simplify right side
    2,056.19x = 4,048,203.04
  5. Step 5: Solve for x
    x = 4,048,203.04/2,056.19
  6. Step 6: Final answer
    x = 1,968.79

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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.