Home / 11,559.25-15,951.77-7,369.93

Finding the Fourth Proportional to 11,559.25, 15,951.77 and 7,369.93

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Solution

The fourth proportional to 11,559.25, 15,951.77 and 7,369.93 is: 10,170.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,559.25 : 15,951.77 = 7,369.93 : x
  2. Step 2: Convert to fraction form
    11,559.25/15,951.77 = 7,369.93/x
  3. Step 3: Cross multiply
    11,559.25x = 15,951.77 × 7,369.93
  4. Step 4: Simplify right side
    11,559.25x = 117,563,428.28
  5. Step 5: Solve for x
    x = 117,563,428.28/11,559.25
  6. Step 6: Final answer
    x = 10,170.51

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1.5x scale

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.