Home / 4,725.76-7,086.02-1,954.31

Finding the Fourth Proportional to 4,725.76, 7,086.02 and 1,954.31

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Solution

The fourth proportional to 4,725.76, 7,086.02 and 1,954.31 is: 2,930.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,725.76 : 7,086.02 = 1,954.31 : x
  2. Step 2: Convert to fraction form
    4,725.76/7,086.02 = 1,954.31/x
  3. Step 3: Cross multiply
    4,725.76x = 7,086.02 × 1,954.31
  4. Step 4: Simplify right side
    4,725.76x = 13,848,279.75
  5. Step 5: Solve for x
    x = 13,848,279.75/4,725.76
  6. Step 6: Final answer
    x = 2,930.38

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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.