Home / 6,139.48-8,473.51-3,622.22

Finding the Fourth Proportional to 6,139.48, 8,473.51 and 3,622.22

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Solution

The fourth proportional to 6,139.48, 8,473.51 and 3,622.22 is: 4,999.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,139.48 : 8,473.51 = 3,622.22 : x
  2. Step 2: Convert to fraction form
    6,139.48/8,473.51 = 3,622.22/x
  3. Step 3: Cross multiply
    6,139.48x = 8,473.51 × 3,622.22
  4. Step 4: Simplify right side
    6,139.48x = 30,692,885.62
  5. Step 5: Solve for x
    x = 30,692,885.62/6,139.48
  6. Step 6: Final answer
    x = 4,999.26

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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.