Home / 6,146.24-9,171.28-5,491.52

Finding the Fourth Proportional to 6,146.24, 9,171.28 and 5,491.52

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Solution

The fourth proportional to 6,146.24, 9,171.28 and 5,491.52 is: 8,194.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,146.24 : 9,171.28 = 5,491.52 : x
  2. Step 2: Convert to fraction form
    6,146.24/9,171.28 = 5,491.52/x
  3. Step 3: Cross multiply
    6,146.24x = 9,171.28 × 5,491.52
  4. Step 4: Simplify right side
    6,146.24x = 50,364,267.55
  5. Step 5: Solve for x
    x = 50,364,267.55/6,146.24
  6. Step 6: Final answer
    x = 8,194.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.