Home / 5,433.44-8,151.36-1,970.60

Finding the Fourth Proportional to 5,433.44, 8,151.36 and 1,970.60

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Solution

The fourth proportional to 5,433.44, 8,151.36 and 1,970.60 is: 2,956.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,433.44 : 8,151.36 = 1,970.60 : x
  2. Step 2: Convert to fraction form
    5,433.44/8,151.36 = 1,970.60/x
  3. Step 3: Cross multiply
    5,433.44x = 8,151.36 × 1,970.60
  4. Step 4: Simplify right side
    5,433.44x = 16,063,070.02
  5. Step 5: Solve for x
    x = 16,063,070.02/5,433.44
  6. Step 6: Final answer
    x = 2,956.34

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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.