Home / 10,376.20-14,313.54-6,181.48

Finding the Fourth Proportional to 10,376.20, 14,313.54 and 6,181.48

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Solution

The fourth proportional to 10,376.20, 14,313.54 and 6,181.48 is: 8,527.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,376.20 : 14,313.54 = 6,181.48 : x
  2. Step 2: Convert to fraction form
    10,376.20/14,313.54 = 6,181.48/x
  3. Step 3: Cross multiply
    10,376.20x = 14,313.54 × 6,181.48
  4. Step 4: Simplify right side
    10,376.20x = 88,478,861.24
  5. Step 5: Solve for x
    x = 88,478,861.24/10,376.20
  6. Step 6: Final answer
    x = 8,527.10

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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.