Home / 4,700.48-7,042.78-2,845.98

Finding the Fourth Proportional to 4,700.48, 7,042.78 and 2,845.98

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Solution

The fourth proportional to 4,700.48, 7,042.78 and 2,845.98 is: 4,264.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,700.48 : 7,042.78 = 2,845.98 : x
  2. Step 2: Convert to fraction form
    4,700.48/7,042.78 = 2,845.98/x
  3. Step 3: Cross multiply
    4,700.48x = 7,042.78 × 2,845.98
  4. Step 4: Simplify right side
    4,700.48x = 20,043,611.02
  5. Step 5: Solve for x
    x = 20,043,611.02/4,700.48
  6. Step 6: Final answer
    x = 4,264.16

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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.