Home / 5,085.32-7,017.64-3,313.58

Finding the Fourth Proportional to 5,085.32, 7,017.64 and 3,313.58

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Solution

The fourth proportional to 5,085.32, 7,017.64 and 3,313.58 is: 4,572.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,085.32 : 7,017.64 = 3,313.58 : x
  2. Step 2: Convert to fraction form
    5,085.32/7,017.64 = 3,313.58/x
  3. Step 3: Cross multiply
    5,085.32x = 7,017.64 × 3,313.58
  4. Step 4: Simplify right side
    5,085.32x = 23,253,468.18
  5. Step 5: Solve for x
    x = 23,253,468.18/5,085.32
  6. Step 6: Final answer
    x = 4,572.67

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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.