Home / 8,603.24-11,871.72-4,775

Finding the Fourth Proportional to 8,603.24, 11,871.72 and 4,775

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Solution

The fourth proportional to 8,603.24, 11,871.72 and 4,775 is: 6,589.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,603.24 : 11,871.72 = 4,775 : x
  2. Step 2: Convert to fraction form
    8,603.24/11,871.72 = 4,775/x
  3. Step 3: Cross multiply
    8,603.24x = 11,871.72 × 4,775
  4. Step 4: Simplify right side
    8,603.24x = 56,687,463
  5. Step 5: Solve for x
    x = 56,687,463/8,603.24
  6. Step 6: Final answer
    x = 6,589.08

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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.