Home / 6,378.04-9,567.42-2,917.72

Finding the Fourth Proportional to 6,378.04, 9,567.42 and 2,917.72

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Solution

The fourth proportional to 6,378.04, 9,567.42 and 2,917.72 is: 4,376.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,378.04 : 9,567.42 = 2,917.72 : x
  2. Step 2: Convert to fraction form
    6,378.04/9,567.42 = 2,917.72/x
  3. Step 3: Cross multiply
    6,378.04x = 9,567.42 × 2,917.72
  4. Step 4: Simplify right side
    6,378.04x = 27,915,052.68
  5. Step 5: Solve for x
    x = 27,915,052.68/6,378.04
  6. Step 6: Final answer
    x = 4,376.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.