Home / 4,391.25-6,590.31-2,173.47

Finding the Fourth Proportional to 4,391.25, 6,590.31 and 2,173.47

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Solution

The fourth proportional to 4,391.25, 6,590.31 and 2,173.47 is: 3,261.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,391.25 : 6,590.31 = 2,173.47 : x
  2. Step 2: Convert to fraction form
    4,391.25/6,590.31 = 2,173.47/x
  3. Step 3: Cross multiply
    4,391.25x = 6,590.31 × 2,173.47
  4. Step 4: Simplify right side
    4,391.25x = 14,323,841.08
  5. Step 5: Solve for x
    x = 14,323,841.08/4,391.25
  6. Step 6: Final answer
    x = 3,261.91

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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.