Home / 3,718.89-5,577.16-1,346.67

Finding the Fourth Proportional to 3,718.89, 5,577.16 and 1,346.67

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Solution

The fourth proportional to 3,718.89, 5,577.16 and 1,346.67 is: 2,019.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,718.89 : 5,577.16 = 1,346.67 : x
  2. Step 2: Convert to fraction form
    3,718.89/5,577.16 = 1,346.67/x
  3. Step 3: Cross multiply
    3,718.89x = 5,577.16 × 1,346.67
  4. Step 4: Simplify right side
    3,718.89x = 7,510,594.06
  5. Step 5: Solve for x
    x = 7,510,594.06/3,718.89
  6. Step 6: Final answer
    x = 2,019.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.