Home / 9,673.36-13,344.32-6,318.13

Finding the Fourth Proportional to 9,673.36, 13,344.32 and 6,318.13

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Solution

The fourth proportional to 9,673.36, 13,344.32 and 6,318.13 is: 8,715.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,673.36 : 13,344.32 = 6,318.13 : x
  2. Step 2: Convert to fraction form
    9,673.36/13,344.32 = 6,318.13/x
  3. Step 3: Cross multiply
    9,673.36x = 13,344.32 × 6,318.13
  4. Step 4: Simplify right side
    9,673.36x = 84,311,150.29
  5. Step 5: Solve for x
    x = 84,311,150.29/9,673.36
  6. Step 6: Final answer
    x = 8,715.81

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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.