Home / 3,653.90-5,481.76-1,056.84

Finding the Fourth Proportional to 3,653.90, 5,481.76 and 1,056.84

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Solution

The fourth proportional to 3,653.90, 5,481.76 and 1,056.84 is: 1,585.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,653.90 : 5,481.76 = 1,056.84 : x
  2. Step 2: Convert to fraction form
    3,653.90/5,481.76 = 1,056.84/x
  3. Step 3: Cross multiply
    3,653.90x = 5,481.76 × 1,056.84
  4. Step 4: Simplify right side
    3,653.90x = 5,793,322.02
  5. Step 5: Solve for x
    x = 5,793,322.02/3,653.90
  6. Step 6: Final answer
    x = 1,585.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.