Home / 4,379.94-6,042.87-2,888.60

Finding the Fourth Proportional to 4,379.94, 6,042.87 and 2,888.60

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Solution

The fourth proportional to 4,379.94, 6,042.87 and 2,888.60 is: 3,985.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,379.94 : 6,042.87 = 2,888.60 : x
  2. Step 2: Convert to fraction form
    4,379.94/6,042.87 = 2,888.60/x
  3. Step 3: Cross multiply
    4,379.94x = 6,042.87 × 2,888.60
  4. Step 4: Simplify right side
    4,379.94x = 17,455,404.07
  5. Step 5: Solve for x
    x = 17,455,404.07/4,379.94
  6. Step 6: Final answer
    x = 3,985.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.