Home / 8,246.24-12,345.60-5,475.68

Finding the Fourth Proportional to 8,246.24, 12,345.60 and 5,475.68

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Solution

The fourth proportional to 8,246.24, 12,345.60 and 5,475.68 is: 8,197.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,246.24 : 12,345.60 = 5,475.68 : x
  2. Step 2: Convert to fraction form
    8,246.24/12,345.60 = 5,475.68/x
  3. Step 3: Cross multiply
    8,246.24x = 12,345.60 × 5,475.68
  4. Step 4: Simplify right side
    8,246.24x = 67,600,555.01
  5. Step 5: Solve for x
    x = 67,600,555.01/8,246.24
  6. Step 6: Final answer
    x = 8,197.74

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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.