Home / 6,327.14-8,730.84-4,339.40

Finding the Fourth Proportional to 6,327.14, 8,730.84 and 4,339.40

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Solution

The fourth proportional to 6,327.14, 8,730.84 and 4,339.40 is: 5,987.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,327.14 : 8,730.84 = 4,339.40 : x
  2. Step 2: Convert to fraction form
    6,327.14/8,730.84 = 4,339.40/x
  3. Step 3: Cross multiply
    6,327.14x = 8,730.84 × 4,339.40
  4. Step 4: Simplify right side
    6,327.14x = 37,886,607.10
  5. Step 5: Solve for x
    x = 37,886,607.10/6,327.14
  6. Step 6: Final answer
    x = 5,987.95

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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.