Home / 3,039.14-4,558.72-847.93

Finding the Fourth Proportional to 3,039.14, 4,558.72 and 847.93

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Solution

The fourth proportional to 3,039.14, 4,558.72 and 847.93 is: 1,271.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,039.14 : 4,558.72 = 847.93 : x
  2. Step 2: Convert to fraction form
    3,039.14/4,558.72 = 847.93/x
  3. Step 3: Cross multiply
    3,039.14x = 4,558.72 × 847.93
  4. Step 4: Simplify right side
    3,039.14x = 3,865,475.45
  5. Step 5: Solve for x
    x = 3,865,475.45/3,039.14
  6. Step 6: Final answer
    x = 1,271.90

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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.