Home / 11,767.88-16,240.54-7,292.51

Finding the Fourth Proportional to 11,767.88, 16,240.54 and 7,292.51

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Solution

The fourth proportional to 11,767.88, 16,240.54 and 7,292.51 is: 10,064.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,767.88 : 16,240.54 = 7,292.51 : x
  2. Step 2: Convert to fraction form
    11,767.88/16,240.54 = 7,292.51/x
  3. Step 3: Cross multiply
    11,767.88x = 16,240.54 × 7,292.51
  4. Step 4: Simplify right side
    11,767.88x = 118,434,219.15
  5. Step 5: Solve for x
    x = 118,434,219.15/11,767.88
  6. Step 6: Final answer
    x = 10,064.20

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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.