Home / 9,240.37-13,860.54-2,666.59

Finding the Fourth Proportional to 9,240.37, 13,860.54 and 2,666.59

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Solution

The fourth proportional to 9,240.37, 13,860.54 and 2,666.59 is: 3,999.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,240.37 : 13,860.54 = 2,666.59 : x
  2. Step 2: Convert to fraction form
    9,240.37/13,860.54 = 2,666.59/x
  3. Step 3: Cross multiply
    9,240.37x = 13,860.54 × 2,666.59
  4. Step 4: Simplify right side
    9,240.37x = 36,960,377.36
  5. Step 5: Solve for x
    x = 36,960,377.36/9,240.37
  6. Step 6: Final answer
    x = 3,999.88

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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.