Home / 5,887.03-8,116.72-4,312.39

Finding the Fourth Proportional to 5,887.03, 8,116.72 and 4,312.39

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Solution

The fourth proportional to 5,887.03, 8,116.72 and 4,312.39 is: 5,945.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,887.03 : 8,116.72 = 4,312.39 : x
  2. Step 2: Convert to fraction form
    5,887.03/8,116.72 = 4,312.39/x
  3. Step 3: Cross multiply
    5,887.03x = 8,116.72 × 4,312.39
  4. Step 4: Simplify right side
    5,887.03x = 35,002,462.16
  5. Step 5: Solve for x
    x = 35,002,462.16/5,887.03
  6. Step 6: Final answer
    x = 5,945.69

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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.