Home / 5,431.86-7,495.08-3,041.28

Finding the Fourth Proportional to 5,431.86, 7,495.08 and 3,041.28

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Solution

The fourth proportional to 5,431.86, 7,495.08 and 3,041.28 is: 4,196.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,431.86 : 7,495.08 = 3,041.28 : x
  2. Step 2: Convert to fraction form
    5,431.86/7,495.08 = 3,041.28/x
  3. Step 3: Cross multiply
    5,431.86x = 7,495.08 × 3,041.28
  4. Step 4: Simplify right side
    5,431.86x = 22,794,636.90
  5. Step 5: Solve for x
    x = 22,794,636.90/5,431.86
  6. Step 6: Final answer
    x = 4,196.47

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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.