Home / 5,551.96-8,329.28-1,656.68

Finding the Fourth Proportional to 5,551.96, 8,329.28 and 1,656.68

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Solution

The fourth proportional to 5,551.96, 8,329.28 and 1,656.68 is: 2,485.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,551.96 : 8,329.28 = 1,656.68 : x
  2. Step 2: Convert to fraction form
    5,551.96/8,329.28 = 1,656.68/x
  3. Step 3: Cross multiply
    5,551.96x = 8,329.28 × 1,656.68
  4. Step 4: Simplify right side
    5,551.96x = 13,798,951.59
  5. Step 5: Solve for x
    x = 13,798,951.59/5,551.96
  6. Step 6: Final answer
    x = 2,485.42

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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.