Home / 5,838.18-8,758.59-1,942.74

Finding the Fourth Proportional to 5,838.18, 8,758.59 and 1,942.74

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Solution

The fourth proportional to 5,838.18, 8,758.59 and 1,942.74 is: 2,914.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,838.18 : 8,758.59 = 1,942.74 : x
  2. Step 2: Convert to fraction form
    5,838.18/8,758.59 = 1,942.74/x
  3. Step 3: Cross multiply
    5,838.18x = 8,758.59 × 1,942.74
  4. Step 4: Simplify right side
    5,838.18x = 17,015,663.14
  5. Step 5: Solve for x
    x = 17,015,663.14/5,838.18
  6. Step 6: Final answer
    x = 2,914.55

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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.