Home / 6,555.72-9,835.32-2,658

Finding the Fourth Proportional to 6,555.72, 9,835.32 and 2,658

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Solution

The fourth proportional to 6,555.72, 9,835.32 and 2,658 is: 3,987.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,555.72 : 9,835.32 = 2,658 : x
  2. Step 2: Convert to fraction form
    6,555.72/9,835.32 = 2,658/x
  3. Step 3: Cross multiply
    6,555.72x = 9,835.32 × 2,658
  4. Step 4: Simplify right side
    6,555.72x = 26,142,280.56
  5. Step 5: Solve for x
    x = 26,142,280.56/6,555.72
  6. Step 6: Final answer
    x = 3,987.71

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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.