Home / 8,531.40-11,773.42-4,703.17

Finding the Fourth Proportional to 8,531.40, 11,773.42 and 4,703.17

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Solution

The fourth proportional to 8,531.40, 11,773.42 and 4,703.17 is: 6,490.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,531.40 : 11,773.42 = 4,703.17 : x
  2. Step 2: Convert to fraction form
    8,531.40/11,773.42 = 4,703.17/x
  3. Step 3: Cross multiply
    8,531.40x = 11,773.42 × 4,703.17
  4. Step 4: Simplify right side
    8,531.40x = 55,372,372.23
  5. Step 5: Solve for x
    x = 55,372,372.23/8,531.40
  6. Step 6: Final answer
    x = 6,490.42

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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.