Home / 6,317.60-9,477-1,934.28

Finding the Fourth Proportional to 6,317.60, 9,477 and 1,934.28

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Solution

The fourth proportional to 6,317.60, 9,477 and 1,934.28 is: 2,901.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,317.60 : 9,477 = 1,934.28 : x
  2. Step 2: Convert to fraction form
    6,317.60/9,477 = 1,934.28/x
  3. Step 3: Cross multiply
    6,317.60x = 9,477 × 1,934.28
  4. Step 4: Simplify right side
    6,317.60x = 18,331,171.56
  5. Step 5: Solve for x
    x = 18,331,171.56/6,317.60
  6. Step 6: Final answer
    x = 2,901.61

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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.