Home / 11,237.34-15,504.82-7,257.63

Finding the Fourth Proportional to 11,237.34, 15,504.82 and 7,257.63

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Solution

The fourth proportional to 11,237.34, 15,504.82 and 7,257.63 is: 10,013.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,237.34 : 15,504.82 = 7,257.63 : x
  2. Step 2: Convert to fraction form
    11,237.34/15,504.82 = 7,257.63/x
  3. Step 3: Cross multiply
    11,237.34x = 15,504.82 × 7,257.63
  4. Step 4: Simplify right side
    11,237.34x = 112,528,246.78
  5. Step 5: Solve for x
    x = 112,528,246.78/11,237.34
  6. Step 6: Final answer
    x = 10,013.78

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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.