Home / 8,544.16-12,814.80-4,157.92

Finding the Fourth Proportional to 8,544.16, 12,814.80 and 4,157.92

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Solution

The fourth proportional to 8,544.16, 12,814.80 and 4,157.92 is: 6,236.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,544.16 : 12,814.80 = 4,157.92 : x
  2. Step 2: Convert to fraction form
    8,544.16/12,814.80 = 4,157.92/x
  3. Step 3: Cross multiply
    8,544.16x = 12,814.80 × 4,157.92
  4. Step 4: Simplify right side
    8,544.16x = 53,282,913.22
  5. Step 5: Solve for x
    x = 53,282,913.22/8,544.16
  6. Step 6: Final answer
    x = 6,236.18

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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.