Home / 8,754.46-13,127.80-2,513.05

Finding the Fourth Proportional to 8,754.46, 13,127.80 and 2,513.05

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Solution

The fourth proportional to 8,754.46, 13,127.80 and 2,513.05 is: 3,768.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,754.46 : 13,127.80 = 2,513.05 : x
  2. Step 2: Convert to fraction form
    8,754.46/13,127.80 = 2,513.05/x
  3. Step 3: Cross multiply
    8,754.46x = 13,127.80 × 2,513.05
  4. Step 4: Simplify right side
    8,754.46x = 32,990,817.79
  5. Step 5: Solve for x
    x = 32,990,817.79/8,754.46
  6. Step 6: Final answer
    x = 3,768.46

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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.