Home / 11,688.54-16,132.29-6,973.14

Finding the Fourth Proportional to 11,688.54, 16,132.29 and 6,973.14

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Solution

The fourth proportional to 11,688.54, 16,132.29 and 6,973.14 is: 9,624.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,688.54 : 16,132.29 = 6,973.14 : x
  2. Step 2: Convert to fraction form
    11,688.54/16,132.29 = 6,973.14/x
  3. Step 3: Cross multiply
    11,688.54x = 16,132.29 × 6,973.14
  4. Step 4: Simplify right side
    11,688.54x = 112,492,716.69
  5. Step 5: Solve for x
    x = 112,492,716.69/11,688.54
  6. Step 6: Final answer
    x = 9,624.19

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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.