Home / 11,237.46-15,505.00-7,257.89

Finding the Fourth Proportional to 11,237.46, 15,505.00 and 7,257.89

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Solution

The fourth proportional to 11,237.46, 15,505.00 and 7,257.89 is: 10,014.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,237.46 : 15,505.00 = 7,257.89 : x
  2. Step 2: Convert to fraction form
    11,237.46/15,505.00 = 7,257.89/x
  3. Step 3: Cross multiply
    11,237.46x = 15,505.00 × 7,257.89
  4. Step 4: Simplify right side
    11,237.46x = 112,533,488.78
  5. Step 5: Solve for x
    x = 112,533,488.78/11,237.46
  6. Step 6: Final answer
    x = 10,014.14

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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.