Home / 3,363.40-4,638.27-2,565.31

Finding the Fourth Proportional to 3,363.40, 4,638.27 and 2,565.31

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Solution

The fourth proportional to 3,363.40, 4,638.27 and 2,565.31 is: 3,537.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,363.40 : 4,638.27 = 2,565.31 : x
  2. Step 2: Convert to fraction form
    3,363.40/4,638.27 = 2,565.31/x
  3. Step 3: Cross multiply
    3,363.40x = 4,638.27 × 2,565.31
  4. Step 4: Simplify right side
    3,363.40x = 11,898,598.44
  5. Step 5: Solve for x
    x = 11,898,598.44/3,363.40
  6. Step 6: Final answer
    x = 3,537.67

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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.