Home / 10,716.48-14,784.32-6,523.20

Finding the Fourth Proportional to 10,716.48, 14,784.32 and 6,523.20

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Solution

The fourth proportional to 10,716.48, 14,784.32 and 6,523.20 is: 8,999.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,716.48 : 14,784.32 = 6,523.20 : x
  2. Step 2: Convert to fraction form
    10,716.48/14,784.32 = 6,523.20/x
  3. Step 3: Cross multiply
    10,716.48x = 14,784.32 × 6,523.20
  4. Step 4: Simplify right side
    10,716.48x = 96,441,076.22
  5. Step 5: Solve for x
    x = 96,441,076.22/10,716.48
  6. Step 6: Final answer
    x = 8,999.32

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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.