Home / 5,675.41-7,829.89-3,435.76

Finding the Fourth Proportional to 5,675.41, 7,829.89 and 3,435.76

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Solution

The fourth proportional to 5,675.41, 7,829.89 and 3,435.76 is: 4,740.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,675.41 : 7,829.89 = 3,435.76 : x
  2. Step 2: Convert to fraction form
    5,675.41/7,829.89 = 3,435.76/x
  3. Step 3: Cross multiply
    5,675.41x = 7,829.89 × 3,435.76
  4. Step 4: Simplify right side
    5,675.41x = 26,901,622.87
  5. Step 5: Solve for x
    x = 26,901,622.87/5,675.41
  6. Step 6: Final answer
    x = 4,740.03

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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.