Home / 5,086.93-7,020.41-2,848.77

Finding the Fourth Proportional to 5,086.93, 7,020.41 and 2,848.77

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Solution

The fourth proportional to 5,086.93, 7,020.41 and 2,848.77 is: 3,931.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,086.93 : 7,020.41 = 2,848.77 : x
  2. Step 2: Convert to fraction form
    5,086.93/7,020.41 = 2,848.77/x
  3. Step 3: Cross multiply
    5,086.93x = 7,020.41 × 2,848.77
  4. Step 4: Simplify right side
    5,086.93x = 19,999,533.40
  5. Step 5: Solve for x
    x = 19,999,533.40/5,086.93
  6. Step 6: Final answer
    x = 3,931.55

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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.