Home / 11,237.24-15,498.06-8,437.88

Finding the Fourth Proportional to 11,237.24, 15,498.06 and 8,437.88

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Solution

The fourth proportional to 11,237.24, 15,498.06 and 8,437.88 is: 11,637.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,237.24 : 15,498.06 = 8,437.88 : x
  2. Step 2: Convert to fraction form
    11,237.24/15,498.06 = 8,437.88/x
  3. Step 3: Cross multiply
    11,237.24x = 15,498.06 × 8,437.88
  4. Step 4: Simplify right side
    11,237.24x = 130,770,770.51
  5. Step 5: Solve for x
    x = 130,770,770.51/11,237.24
  6. Step 6: Final answer
    x = 11,637.27

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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.