Home / 6,084.78-8,396.64-3,432.32

Finding the Fourth Proportional to 6,084.78, 8,396.64 and 3,432.32

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Solution

The fourth proportional to 6,084.78, 8,396.64 and 3,432.32 is: 4,736.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,084.78 : 8,396.64 = 3,432.32 : x
  2. Step 2: Convert to fraction form
    6,084.78/8,396.64 = 3,432.32/x
  3. Step 3: Cross multiply
    6,084.78x = 8,396.64 × 3,432.32
  4. Step 4: Simplify right side
    6,084.78x = 28,819,955.40
  5. Step 5: Solve for x
    x = 28,819,955.40/6,084.78
  6. Step 6: Final answer
    x = 4,736.40

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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.