Home / 8,754.50-13,127.79-2,513.09

Finding the Fourth Proportional to 8,754.50, 13,127.79 and 2,513.09

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Solution

The fourth proportional to 8,754.50, 13,127.79 and 2,513.09 is: 3,768.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,754.50 : 13,127.79 = 2,513.09 : x
  2. Step 2: Convert to fraction form
    8,754.50/13,127.79 = 2,513.09/x
  3. Step 3: Cross multiply
    8,754.50x = 13,127.79 × 2,513.09
  4. Step 4: Simplify right side
    8,754.50x = 32,991,317.77
  5. Step 5: Solve for x
    x = 32,991,317.77/8,754.50
  6. Step 6: Final answer
    x = 3,768.50

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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.