Home / 5,675.16-7,829.62-3,436.21

Finding the Fourth Proportional to 5,675.16, 7,829.62 and 3,436.21

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Solution

The fourth proportional to 5,675.16, 7,829.62 and 3,436.21 is: 4,740.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,675.16 : 7,829.62 = 3,436.21 : x
  2. Step 2: Convert to fraction form
    5,675.16/7,829.62 = 3,436.21/x
  3. Step 3: Cross multiply
    5,675.16x = 7,829.62 × 3,436.21
  4. Step 4: Simplify right side
    5,675.16x = 26,904,218.54
  5. Step 5: Solve for x
    x = 26,904,218.54/5,675.16
  6. Step 6: Final answer
    x = 4,740.70

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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.