Home / 5,228.01-7,214.66-2,870.30

Finding the Fourth Proportional to 5,228.01, 7,214.66 and 2,870.30

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Solution

The fourth proportional to 5,228.01, 7,214.66 and 2,870.30 is: 3,961.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,228.01 : 7,214.66 = 2,870.30 : x
  2. Step 2: Convert to fraction form
    5,228.01/7,214.66 = 2,870.30/x
  3. Step 3: Cross multiply
    5,228.01x = 7,214.66 × 2,870.30
  4. Step 4: Simplify right side
    5,228.01x = 20,708,245.77
  5. Step 5: Solve for x
    x = 20,708,245.77/5,228.01
  6. Step 6: Final answer
    x = 3,961.02

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