Home / 6,117.55-8,442.23-3,323.05

Finding the Fourth Proportional to 6,117.55, 8,442.23 and 3,323.05

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Solution

The fourth proportional to 6,117.55, 8,442.23 and 3,323.05 is: 4,585.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,117.55 : 8,442.23 = 3,323.05 : x
  2. Step 2: Convert to fraction form
    6,117.55/8,442.23 = 3,323.05/x
  3. Step 3: Cross multiply
    6,117.55x = 8,442.23 × 3,323.05
  4. Step 4: Simplify right side
    6,117.55x = 28,053,914.68
  5. Step 5: Solve for x
    x = 28,053,914.68/6,117.55
  6. Step 6: Final answer
    x = 4,585.81

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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.