Home / 10,496.68-14,485.64-5,781

Finding the Fourth Proportional to 10,496.68, 14,485.64 and 5,781

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Solution

The fourth proportional to 10,496.68, 14,485.64 and 5,781 is: 7,977.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,496.68 : 14,485.64 = 5,781 : x
  2. Step 2: Convert to fraction form
    10,496.68/14,485.64 = 5,781/x
  3. Step 3: Cross multiply
    10,496.68x = 14,485.64 × 5,781
  4. Step 4: Simplify right side
    10,496.68x = 83,741,484.84
  5. Step 5: Solve for x
    x = 83,741,484.84/10,496.68
  6. Step 6: Final answer
    x = 7,977.90

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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.