Home / 5,072.14-6,999.92-2,948.37

Finding the Fourth Proportional to 5,072.14, 6,999.92 and 2,948.37

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Solution

The fourth proportional to 5,072.14, 6,999.92 and 2,948.37 is: 4,068.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,072.14 : 6,999.92 = 2,948.37 : x
  2. Step 2: Convert to fraction form
    5,072.14/6,999.92 = 2,948.37/x
  3. Step 3: Cross multiply
    5,072.14x = 6,999.92 × 2,948.37
  4. Step 4: Simplify right side
    5,072.14x = 20,638,354.13
  5. Step 5: Solve for x
    x = 20,638,354.13/5,072.14
  6. Step 6: Final answer
    x = 4,068.96

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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.