Home / 11,265.48-15,551.80-7,494.92

Finding the Fourth Proportional to 11,265.48, 15,551.80 and 7,494.92

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Solution

The fourth proportional to 11,265.48, 15,551.80 and 7,494.92 is: 10,346.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,265.48 : 15,551.80 = 7,494.92 : x
  2. Step 2: Convert to fraction form
    11,265.48/15,551.80 = 7,494.92/x
  3. Step 3: Cross multiply
    11,265.48x = 15,551.80 × 7,494.92
  4. Step 4: Simplify right side
    11,265.48x = 116,559,496.86
  5. Step 5: Solve for x
    x = 116,559,496.86/11,265.48
  6. Step 6: Final answer
    x = 10,346.61

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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.