Home / 5,095-7,030.44-2,856.56

Finding the Fourth Proportional to 5,095, 7,030.44 and 2,856.56

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Solution

The fourth proportional to 5,095, 7,030.44 and 2,856.56 is: 3,941.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,095 : 7,030.44 = 2,856.56 : x
  2. Step 2: Convert to fraction form
    5,095/7,030.44 = 2,856.56/x
  3. Step 3: Cross multiply
    5,095x = 7,030.44 × 2,856.56
  4. Step 4: Simplify right side
    5,095x = 20,082,873.69
  5. Step 5: Solve for x
    x = 20,082,873.69/5,095
  6. Step 6: Final answer
    x = 3,941.68

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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.