Home / 9,318.09-13,979.06-6,349.24

Finding the Fourth Proportional to 9,318.09, 13,979.06 and 6,349.24

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Solution

The fourth proportional to 9,318.09, 13,979.06 and 6,349.24 is: 9,525.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,318.09 : 13,979.06 = 6,349.24 : x
  2. Step 2: Convert to fraction form
    9,318.09/13,979.06 = 6,349.24/x
  3. Step 3: Cross multiply
    9,318.09x = 13,979.06 × 6,349.24
  4. Step 4: Simplify right side
    9,318.09x = 88,756,406.91
  5. Step 5: Solve for x
    x = 88,756,406.91/9,318.09
  6. Step 6: Final answer
    x = 9,525.17

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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.