Home / 4,005.89-5,530.67-2,590.26

Finding the Fourth Proportional to 4,005.89, 5,530.67 and 2,590.26

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Solution

The fourth proportional to 4,005.89, 5,530.67 and 2,590.26 is: 3,576.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,005.89 : 5,530.67 = 2,590.26 : x
  2. Step 2: Convert to fraction form
    4,005.89/5,530.67 = 2,590.26/x
  3. Step 3: Cross multiply
    4,005.89x = 5,530.67 × 2,590.26
  4. Step 4: Simplify right side
    4,005.89x = 14,325,873.27
  5. Step 5: Solve for x
    x = 14,325,873.27/4,005.89
  6. Step 6: Final answer
    x = 3,576.20

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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.