Home / 4,323.67-5,967.44-3,390.55

Finding the Fourth Proportional to 4,323.67, 5,967.44 and 3,390.55

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Solution

The fourth proportional to 4,323.67, 5,967.44 and 3,390.55 is: 4,679.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,323.67 : 5,967.44 = 3,390.55 : x
  2. Step 2: Convert to fraction form
    4,323.67/5,967.44 = 3,390.55/x
  3. Step 3: Cross multiply
    4,323.67x = 5,967.44 × 3,390.55
  4. Step 4: Simplify right side
    4,323.67x = 20,232,897.25
  5. Step 5: Solve for x
    x = 20,232,897.25/4,323.67
  6. Step 6: Final answer
    x = 4,679.57

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1.5x scale

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.