Home / 10,690.98-14,753.43-5,975.22

Finding the Fourth Proportional to 10,690.98, 14,753.43 and 5,975.22

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Solution

The fourth proportional to 10,690.98, 14,753.43 and 5,975.22 is: 8,245.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,690.98 : 14,753.43 = 5,975.22 : x
  2. Step 2: Convert to fraction form
    10,690.98/14,753.43 = 5,975.22/x
  3. Step 3: Cross multiply
    10,690.98x = 14,753.43 × 5,975.22
  4. Step 4: Simplify right side
    10,690.98x = 88,154,990.00
  5. Step 5: Solve for x
    x = 88,154,990.00/10,690.98
  6. Step 6: Final answer
    x = 8,245.74

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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.