Home / 11,327.48-15,630.77-6,614.49

Finding the Fourth Proportional to 11,327.48, 15,630.77 and 6,614.49

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Solution

The fourth proportional to 11,327.48, 15,630.77 and 6,614.49 is: 9,127.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,327.48 : 15,630.77 = 6,614.49 : x
  2. Step 2: Convert to fraction form
    11,327.48/15,630.77 = 6,614.49/x
  3. Step 3: Cross multiply
    11,327.48x = 15,630.77 × 6,614.49
  4. Step 4: Simplify right side
    11,327.48x = 103,389,571.86
  5. Step 5: Solve for x
    x = 103,389,571.86/11,327.48
  6. Step 6: Final answer
    x = 9,127.32

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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.