Home / 8,008.32-12,011.40-2,164.98

Finding the Fourth Proportional to 8,008.32, 12,011.40 and 2,164.98

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Solution

The fourth proportional to 8,008.32, 12,011.40 and 2,164.98 is: 3,247.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,008.32 : 12,011.40 = 2,164.98 : x
  2. Step 2: Convert to fraction form
    8,008.32/12,011.40 = 2,164.98/x
  3. Step 3: Cross multiply
    8,008.32x = 12,011.40 × 2,164.98
  4. Step 4: Simplify right side
    8,008.32x = 26,004,440.77
  5. Step 5: Solve for x
    x = 26,004,440.77/8,008.32
  6. Step 6: Final answer
    x = 3,247.18

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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.