Home / 6,087.39-8,400.36-3,434.64

Finding the Fourth Proportional to 6,087.39, 8,400.36 and 3,434.64

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Solution

The fourth proportional to 6,087.39, 8,400.36 and 3,434.64 is: 4,739.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,087.39 : 8,400.36 = 3,434.64 : x
  2. Step 2: Convert to fraction form
    6,087.39/8,400.36 = 3,434.64/x
  3. Step 3: Cross multiply
    6,087.39x = 8,400.36 × 3,434.64
  4. Step 4: Simplify right side
    6,087.39x = 28,852,212.47
  5. Step 5: Solve for x
    x = 28,852,212.47/6,087.39
  6. Step 6: Final answer
    x = 4,739.67

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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.