Home / 5,675.91-7,830.59-3,436.26

Finding the Fourth Proportional to 5,675.91, 7,830.59 and 3,436.26

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Solution

The fourth proportional to 5,675.91, 7,830.59 and 3,436.26 is: 4,740.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,675.91 : 7,830.59 = 3,436.26 : x
  2. Step 2: Convert to fraction form
    5,675.91/7,830.59 = 3,436.26/x
  3. Step 3: Cross multiply
    5,675.91x = 7,830.59 × 3,436.26
  4. Step 4: Simplify right side
    5,675.91x = 26,907,926.01
  5. Step 5: Solve for x
    x = 26,907,926.01/5,675.91
  6. Step 6: Final answer
    x = 4,740.72

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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.