Home / 6,219.56-8,582.72-3,386.94

Finding the Fourth Proportional to 6,219.56, 8,582.72 and 3,386.94

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Solution

The fourth proportional to 6,219.56, 8,582.72 and 3,386.94 is: 4,673.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,219.56 : 8,582.72 = 3,386.94 : x
  2. Step 2: Convert to fraction form
    6,219.56/8,582.72 = 3,386.94/x
  3. Step 3: Cross multiply
    6,219.56x = 8,582.72 × 3,386.94
  4. Step 4: Simplify right side
    6,219.56x = 29,069,157.68
  5. Step 5: Solve for x
    x = 29,069,157.68/6,219.56
  6. Step 6: Final answer
    x = 4,673.83

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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.