Home / 7,029.10-10,555.80-4,963.60

Finding the Fourth Proportional to 7,029.10, 10,555.80 and 4,963.60

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Solution

The fourth proportional to 7,029.10, 10,555.80 and 4,963.60 is: 7,453.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,029.10 : 10,555.80 = 4,963.60 : x
  2. Step 2: Convert to fraction form
    7,029.10/10,555.80 = 4,963.60/x
  3. Step 3: Cross multiply
    7,029.10x = 10,555.80 × 4,963.60
  4. Step 4: Simplify right side
    7,029.10x = 52,394,768.88
  5. Step 5: Solve for x
    x = 52,394,768.88/7,029.10
  6. Step 6: Final answer
    x = 7,453.98

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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.