Home / 10,529.63-14,530.72-5,813.79

Finding the Fourth Proportional to 10,529.63, 14,530.72 and 5,813.79

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Solution

The fourth proportional to 10,529.63, 14,530.72 and 5,813.79 is: 8,022.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,529.63 : 14,530.72 = 5,813.79 : x
  2. Step 2: Convert to fraction form
    10,529.63/14,530.72 = 5,813.79/x
  3. Step 3: Cross multiply
    10,529.63x = 14,530.72 × 5,813.79
  4. Step 4: Simplify right side
    10,529.63x = 84,478,525.56
  5. Step 5: Solve for x
    x = 84,478,525.56/10,529.63
  6. Step 6: Final answer
    x = 8,022.93

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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.