Home / 5,343.09-8,014.60-1,447.48

Finding the Fourth Proportional to 5,343.09, 8,014.60 and 1,447.48

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Solution

The fourth proportional to 5,343.09, 8,014.60 and 1,447.48 is: 2,171.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,343.09 : 8,014.60 = 1,447.48 : x
  2. Step 2: Convert to fraction form
    5,343.09/8,014.60 = 1,447.48/x
  3. Step 3: Cross multiply
    5,343.09x = 8,014.60 × 1,447.48
  4. Step 4: Simplify right side
    5,343.09x = 11,600,973.21
  5. Step 5: Solve for x
    x = 11,600,973.21/5,343.09
  6. Step 6: Final answer
    x = 2,171.21

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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.