Home / 2,026.40-2,796.08-1,175.34

Finding the Fourth Proportional to 2,026.40, 2,796.08 and 1,175.34

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Solution

The fourth proportional to 2,026.40, 2,796.08 and 1,175.34 is: 1,621.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,026.40 : 2,796.08 = 1,175.34 : x
  2. Step 2: Convert to fraction form
    2,026.40/2,796.08 = 1,175.34/x
  3. Step 3: Cross multiply
    2,026.40x = 2,796.08 × 1,175.34
  4. Step 4: Simplify right side
    2,026.40x = 3,286,338.79
  5. Step 5: Solve for x
    x = 3,286,338.79/2,026.40
  6. Step 6: Final answer
    x = 1,621.77

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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.