Home / 5,355.55-8,033.67-1,657.47

Finding the Fourth Proportional to 5,355.55, 8,033.67 and 1,657.47

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Solution

The fourth proportional to 5,355.55, 8,033.67 and 1,657.47 is: 2,486.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,355.55 : 8,033.67 = 1,657.47 : x
  2. Step 2: Convert to fraction form
    5,355.55/8,033.67 = 1,657.47/x
  3. Step 3: Cross multiply
    5,355.55x = 8,033.67 × 1,657.47
  4. Step 4: Simplify right side
    5,355.55x = 13,315,592.72
  5. Step 5: Solve for x
    x = 13,315,592.72/5,355.55
  6. Step 6: Final answer
    x = 2,486.31

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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.