Home / 5,653.61-7,799.35-3,664.81

Finding the Fourth Proportional to 5,653.61, 7,799.35 and 3,664.81

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Solution

The fourth proportional to 5,653.61, 7,799.35 and 3,664.81 is: 5,055.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,653.61 : 7,799.35 = 3,664.81 : x
  2. Step 2: Convert to fraction form
    5,653.61/7,799.35 = 3,664.81/x
  3. Step 3: Cross multiply
    5,653.61x = 7,799.35 × 3,664.81
  4. Step 4: Simplify right side
    5,653.61x = 28,583,135.87
  5. Step 5: Solve for x
    x = 28,583,135.87/5,653.61
  6. Step 6: Final answer
    x = 5,055.73

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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.