Home / 4,971.40-6,860.54-2,733.32

Finding the Fourth Proportional to 4,971.40, 6,860.54 and 2,733.32

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Solution

The fourth proportional to 4,971.40, 6,860.54 and 2,733.32 is: 3,771.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,971.40 : 6,860.54 = 2,733.32 : x
  2. Step 2: Convert to fraction form
    4,971.40/6,860.54 = 2,733.32/x
  3. Step 3: Cross multiply
    4,971.40x = 6,860.54 × 2,733.32
  4. Step 4: Simplify right side
    4,971.40x = 18,752,037.46
  5. Step 5: Solve for x
    x = 18,752,037.46/4,971.40
  6. Step 6: Final answer
    x = 3,771.98

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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.