Home / 11,328.99-15,634.76-6,549.86

Finding the Fourth Proportional to 11,328.99, 15,634.76 and 6,549.86

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Solution

The fourth proportional to 11,328.99, 15,634.76 and 6,549.86 is: 9,039.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,328.99 : 15,634.76 = 6,549.86 : x
  2. Step 2: Convert to fraction form
    11,328.99/15,634.76 = 6,549.86/x
  3. Step 3: Cross multiply
    11,328.99x = 15,634.76 × 6,549.86
  4. Step 4: Simplify right side
    11,328.99x = 102,405,378.21
  5. Step 5: Solve for x
    x = 102,405,378.21/11,328.99
  6. Step 6: Final answer
    x = 9,039.23

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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.