Home / 10,679.61-14,736.77-6,204.31

Finding the Fourth Proportional to 10,679.61, 14,736.77 and 6,204.31

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Solution

The fourth proportional to 10,679.61, 14,736.77 and 6,204.31 is: 8,561.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,679.61 : 14,736.77 = 6,204.31 : x
  2. Step 2: Convert to fraction form
    10,679.61/14,736.77 = 6,204.31/x
  3. Step 3: Cross multiply
    10,679.61x = 14,736.77 × 6,204.31
  4. Step 4: Simplify right side
    10,679.61x = 91,431,444.88
  5. Step 5: Solve for x
    x = 91,431,444.88/10,679.61
  6. Step 6: Final answer
    x = 8,561.31

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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.