Home / 9,326.23-13,990.71-5,813.36

Finding the Fourth Proportional to 9,326.23, 13,990.71 and 5,813.36

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Solution

The fourth proportional to 9,326.23, 13,990.71 and 5,813.36 is: 8,720.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,326.23 : 13,990.71 = 5,813.36 : x
  2. Step 2: Convert to fraction form
    9,326.23/13,990.71 = 5,813.36/x
  3. Step 3: Cross multiply
    9,326.23x = 13,990.71 × 5,813.36
  4. Step 4: Simplify right side
    9,326.23x = 81,333,033.89
  5. Step 5: Solve for x
    x = 81,333,033.89/9,326.23
  6. Step 6: Final answer
    x = 8,720.89

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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.