Home / 9,725.88-13,421.68-5,476.94

Finding the Fourth Proportional to 9,725.88, 13,421.68 and 5,476.94

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Solution

The fourth proportional to 9,725.88, 13,421.68 and 5,476.94 is: 7,558.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,725.88 : 13,421.68 = 5,476.94 : x
  2. Step 2: Convert to fraction form
    9,725.88/13,421.68 = 5,476.94/x
  3. Step 3: Cross multiply
    9,725.88x = 13,421.68 × 5,476.94
  4. Step 4: Simplify right side
    9,725.88x = 73,509,736.06
  5. Step 5: Solve for x
    x = 73,509,736.06/9,725.88
  6. Step 6: Final answer
    x = 7,558.16

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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.