Home / 10,529.60-14,530.19-5,813.98

Finding the Fourth Proportional to 10,529.60, 14,530.19 and 5,813.98

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Solution

The fourth proportional to 10,529.60, 14,530.19 and 5,813.98 is: 8,022.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,529.60 : 14,530.19 = 5,813.98 : x
  2. Step 2: Convert to fraction form
    10,529.60/14,530.19 = 5,813.98/x
  3. Step 3: Cross multiply
    10,529.60x = 14,530.19 × 5,813.98
  4. Step 4: Simplify right side
    10,529.60x = 84,478,168.66
  5. Step 5: Solve for x
    x = 84,478,168.66/10,529.60
  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.