Home / 8,529.71-11,771.68-4,754.09

Finding the Fourth Proportional to 8,529.71, 11,771.68 and 4,754.09

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Solution

The fourth proportional to 8,529.71, 11,771.68 and 4,754.09 is: 6,561.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,529.71 : 11,771.68 = 4,754.09 : x
  2. Step 2: Convert to fraction form
    8,529.71/11,771.68 = 4,754.09/x
  3. Step 3: Cross multiply
    8,529.71x = 11,771.68 × 4,754.09
  4. Step 4: Simplify right side
    8,529.71x = 55,963,652.63
  5. Step 5: Solve for x
    x = 55,963,652.63/8,529.71
  6. Step 6: Final answer
    x = 6,561.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.