Home / 8,467.94-12,700.40-4,527.09

Finding the Fourth Proportional to 8,467.94, 12,700.40 and 4,527.09

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Solution

The fourth proportional to 8,467.94, 12,700.40 and 4,527.09 is: 6,789.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,467.94 : 12,700.40 = 4,527.09 : x
  2. Step 2: Convert to fraction form
    8,467.94/12,700.40 = 4,527.09/x
  3. Step 3: Cross multiply
    8,467.94x = 12,700.40 × 4,527.09
  4. Step 4: Simplify right side
    8,467.94x = 57,495,831.20
  5. Step 5: Solve for x
    x = 57,495,831.20/8,467.94
  6. Step 6: Final answer
    x = 6,789.82

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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.