Home / 4,155.33-6,231.17-1,556.45

Finding the Fourth Proportional to 4,155.33, 6,231.17 and 1,556.45

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Solution

The fourth proportional to 4,155.33, 6,231.17 and 1,556.45 is: 2,333.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,155.33 : 6,231.17 = 1,556.45 : x
  2. Step 2: Convert to fraction form
    4,155.33/6,231.17 = 1,556.45/x
  3. Step 3: Cross multiply
    4,155.33x = 6,231.17 × 1,556.45
  4. Step 4: Simplify right side
    4,155.33x = 9,698,473.39
  5. Step 5: Solve for x
    x = 9,698,473.39/4,155.33
  6. Step 6: Final answer
    x = 2,333.98

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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.