Home / 5,686.98-8,531.67-2,766.93

Finding the Fourth Proportional to 5,686.98, 8,531.67 and 2,766.93

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Solution

The fourth proportional to 5,686.98, 8,531.67 and 2,766.93 is: 4,150.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,686.98 : 8,531.67 = 2,766.93 : x
  2. Step 2: Convert to fraction form
    5,686.98/8,531.67 = 2,766.93/x
  3. Step 3: Cross multiply
    5,686.98x = 8,531.67 × 2,766.93
  4. Step 4: Simplify right side
    5,686.98x = 23,606,533.67
  5. Step 5: Solve for x
    x = 23,606,533.67/5,686.98
  6. Step 6: Final answer
    x = 4,150.98

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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.