Home / 5,925.84-8,177.31-3,687.63

Finding the Fourth Proportional to 5,925.84, 8,177.31 and 3,687.63

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Solution

The fourth proportional to 5,925.84, 8,177.31 and 3,687.63 is: 5,088.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,925.84 : 8,177.31 = 3,687.63 : x
  2. Step 2: Convert to fraction form
    5,925.84/8,177.31 = 3,687.63/x
  3. Step 3: Cross multiply
    5,925.84x = 8,177.31 × 3,687.63
  4. Step 4: Simplify right side
    5,925.84x = 30,154,893.68
  5. Step 5: Solve for x
    x = 30,154,893.68/5,925.84
  6. Step 6: Final answer
    x = 5,088.71

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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.