Home / 11,840.76-17,759.16-4,342.77

Finding the Fourth Proportional to 11,840.76, 17,759.16 and 4,342.77

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Solution

The fourth proportional to 11,840.76, 17,759.16 and 4,342.77 is: 6,513.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,840.76 : 17,759.16 = 4,342.77 : x
  2. Step 2: Convert to fraction form
    11,840.76/17,759.16 = 4,342.77/x
  3. Step 3: Cross multiply
    11,840.76x = 17,759.16 × 4,342.77
  4. Step 4: Simplify right side
    11,840.76x = 77,123,947.27
  5. Step 5: Solve for x
    x = 77,123,947.27/11,840.76
  6. Step 6: Final answer
    x = 6,513.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.