Home / 1,776.96-2,455.58-1,334.10

Finding the Fourth Proportional to 1,776.96, 2,455.58 and 1,334.10

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Solution

The fourth proportional to 1,776.96, 2,455.58 and 1,334.10 is: 1,843.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776.96 : 2,455.58 = 1,334.10 : x
  2. Step 2: Convert to fraction form
    1,776.96/2,455.58 = 1,334.10/x
  3. Step 3: Cross multiply
    1,776.96x = 2,455.58 × 1,334.10
  4. Step 4: Simplify right side
    1,776.96x = 3,275,989.28
  5. Step 5: Solve for x
    x = 3,275,989.28/1,776.96
  6. Step 6: Final answer
    x = 1,843.59

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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.