Home / 6,967.20-9,615.58-4,315.44

Finding the Fourth Proportional to 6,967.20, 9,615.58 and 4,315.44

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Solution

The fourth proportional to 6,967.20, 9,615.58 and 4,315.44 is: 5,955.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,967.20 : 9,615.58 = 4,315.44 : x
  2. Step 2: Convert to fraction form
    6,967.20/9,615.58 = 4,315.44/x
  3. Step 3: Cross multiply
    6,967.20x = 9,615.58 × 4,315.44
  4. Step 4: Simplify right side
    6,967.20x = 41,495,458.56
  5. Step 5: Solve for x
    x = 41,495,458.56/6,967.20
  6. Step 6: Final answer
    x = 5,955.83

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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.