Home / 2,656.89-3,666.92-2,026.35

Finding the Fourth Proportional to 2,656.89, 3,666.92 and 2,026.35

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Solution

The fourth proportional to 2,656.89, 3,666.92 and 2,026.35 is: 2,796.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,656.89 : 3,666.92 = 2,026.35 : x
  2. Step 2: Convert to fraction form
    2,656.89/3,666.92 = 2,026.35/x
  3. Step 3: Cross multiply
    2,656.89x = 3,666.92 × 2,026.35
  4. Step 4: Simplify right side
    2,656.89x = 7,430,453.21
  5. Step 5: Solve for x
    x = 7,430,453.21/2,656.89
  6. Step 6: Final answer
    x = 2,796.67

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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.