Home / 4,008-5,531.04-2,613.12

Finding the Fourth Proportional to 4,008, 5,531.04 and 2,613.12

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Solution

The fourth proportional to 4,008, 5,531.04 and 2,613.12 is: 3,606.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,008 : 5,531.04 = 2,613.12 : x
  2. Step 2: Convert to fraction form
    4,008/5,531.04 = 2,613.12/x
  3. Step 3: Cross multiply
    4,008x = 5,531.04 × 2,613.12
  4. Step 4: Simplify right side
    4,008x = 14,453,271.24
  5. Step 5: Solve for x
    x = 14,453,271.24/4,008
  6. Step 6: Final answer
    x = 3,606.11

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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.