Home / 9,581.36-14,371.64-2,655.68

Finding the Fourth Proportional to 9,581.36, 14,371.64 and 2,655.68

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Solution

The fourth proportional to 9,581.36, 14,371.64 and 2,655.68 is: 3,983.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,581.36 : 14,371.64 = 2,655.68 : x
  2. Step 2: Convert to fraction form
    9,581.36/14,371.64 = 2,655.68/x
  3. Step 3: Cross multiply
    9,581.36x = 14,371.64 × 2,655.68
  4. Step 4: Simplify right side
    9,581.36x = 38,166,476.92
  5. Step 5: Solve for x
    x = 38,166,476.92/9,581.36
  6. Step 6: Final answer
    x = 3,983.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.