Home / 11,725.70-17,585.71-3,403.45

Finding the Fourth Proportional to 11,725.70, 17,585.71 and 3,403.45

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Solution

The fourth proportional to 11,725.70, 17,585.71 and 3,403.45 is: 5,104.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,725.70 : 17,585.71 = 3,403.45 : x
  2. Step 2: Convert to fraction form
    11,725.70/17,585.71 = 3,403.45/x
  3. Step 3: Cross multiply
    11,725.70x = 17,585.71 × 3,403.45
  4. Step 4: Simplify right side
    11,725.70x = 59,852,098.17
  5. Step 5: Solve for x
    x = 59,852,098.17/11,725.70
  6. Step 6: Final answer
    x = 5,104.35

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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.