Home / 3,134.64-4,700.58-942.94

Finding the Fourth Proportional to 3,134.64, 4,700.58 and 942.94

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Solution

The fourth proportional to 3,134.64, 4,700.58 and 942.94 is: 1,413.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,134.64 : 4,700.58 = 942.94 : x
  2. Step 2: Convert to fraction form
    3,134.64/4,700.58 = 942.94/x
  3. Step 3: Cross multiply
    3,134.64x = 4,700.58 × 942.94
  4. Step 4: Simplify right side
    3,134.64x = 4,432,364.91
  5. Step 5: Solve for x
    x = 4,432,364.91/3,134.64
  6. Step 6: Final answer
    x = 1,413.99

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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.