Home / 8,529.43-11,769.80-4,752.21

Finding the Fourth Proportional to 8,529.43, 11,769.80 and 4,752.21

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Solution

The fourth proportional to 8,529.43, 11,769.80 and 4,752.21 is: 6,557.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,529.43 : 11,769.80 = 4,752.21 : x
  2. Step 2: Convert to fraction form
    8,529.43/11,769.80 = 4,752.21/x
  3. Step 3: Cross multiply
    8,529.43x = 11,769.80 × 4,752.21
  4. Step 4: Simplify right side
    8,529.43x = 55,932,561.26
  5. Step 5: Solve for x
    x = 55,932,561.26/8,529.43
  6. Step 6: Final answer
    x = 6,557.60

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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.