Home / 11,566.40-15,954.91-7,794.77

Finding the Fourth Proportional to 11,566.40, 15,954.91 and 7,794.77

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Solution

The fourth proportional to 11,566.40, 15,954.91 and 7,794.77 is: 10,752.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,566.40 : 15,954.91 = 7,794.77 : x
  2. Step 2: Convert to fraction form
    11,566.40/15,954.91 = 7,794.77/x
  3. Step 3: Cross multiply
    11,566.40x = 15,954.91 × 7,794.77
  4. Step 4: Simplify right side
    11,566.40x = 124,364,754.56
  5. Step 5: Solve for x
    x = 124,364,754.56/11,566.40
  6. Step 6: Final answer
    x = 10,752.25

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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.