Home / 4,729.80-7,094.70-2,615.70

Finding the Fourth Proportional to 4,729.80, 7,094.70 and 2,615.70

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Solution

The fourth proportional to 4,729.80, 7,094.70 and 2,615.70 is: 3,923.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,729.80 : 7,094.70 = 2,615.70 : x
  2. Step 2: Convert to fraction form
    4,729.80/7,094.70 = 2,615.70/x
  3. Step 3: Cross multiply
    4,729.80x = 7,094.70 × 2,615.70
  4. Step 4: Simplify right side
    4,729.80x = 18,557,606.79
  5. Step 5: Solve for x
    x = 18,557,606.79/4,729.80
  6. Step 6: Final answer
    x = 3,923.55

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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.