Home / 5,653.60-8,482.56-1,759.36

Finding the Fourth Proportional to 5,653.60, 8,482.56 and 1,759.36

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Solution

The fourth proportional to 5,653.60, 8,482.56 and 1,759.36 is: 2,639.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,653.60 : 8,482.56 = 1,759.36 : x
  2. Step 2: Convert to fraction form
    5,653.60/8,482.56 = 1,759.36/x
  3. Step 3: Cross multiply
    5,653.60x = 8,482.56 × 1,759.36
  4. Step 4: Simplify right side
    5,653.60x = 14,923,876.76
  5. Step 5: Solve for x
    x = 14,923,876.76/5,653.60
  6. Step 6: Final answer
    x = 2,639.71

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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.