Home / 8,460.64-12,698.39-4,023.73

Finding the Fourth Proportional to 8,460.64, 12,698.39 and 4,023.73

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Solution

The fourth proportional to 8,460.64, 12,698.39 and 4,023.73 is: 6,039.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,460.64 : 12,698.39 = 4,023.73 : x
  2. Step 2: Convert to fraction form
    8,460.64/12,698.39 = 4,023.73/x
  3. Step 3: Cross multiply
    8,460.64x = 12,698.39 × 4,023.73
  4. Step 4: Simplify right side
    8,460.64x = 51,094,892.79
  5. Step 5: Solve for x
    x = 51,094,892.79/8,460.64
  6. Step 6: Final answer
    x = 6,039.13

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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.