Home / 5,539.45-8,307.38-1,840.69

Finding the Fourth Proportional to 5,539.45, 8,307.38 and 1,840.69

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Solution

The fourth proportional to 5,539.45, 8,307.38 and 1,840.69 is: 2,760.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,539.45 : 8,307.38 = 1,840.69 : x
  2. Step 2: Convert to fraction form
    5,539.45/8,307.38 = 1,840.69/x
  3. Step 3: Cross multiply
    5,539.45x = 8,307.38 × 1,840.69
  4. Step 4: Simplify right side
    5,539.45x = 15,291,295.13
  5. Step 5: Solve for x
    x = 15,291,295.13/5,539.45
  6. Step 6: Final answer
    x = 2,760.44

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1.5x scale

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.