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Finding the Fourth Proportional to 10,700.30, 14,768.93 and 6,224.75

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Solution

The fourth proportional to 10,700.30, 14,768.93 and 6,224.75 is: 8,591.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,700.30 : 14,768.93 = 6,224.75 : x
  2. Step 2: Convert to fraction form
    10,700.30/14,768.93 = 6,224.75/x
  3. Step 3: Cross multiply
    10,700.30x = 14,768.93 × 6,224.75
  4. Step 4: Simplify right side
    10,700.30x = 91,932,894.12
  5. Step 5: Solve for x
    x = 91,932,894.12/10,700.30
  6. Step 6: Final answer
    x = 8,591.62

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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.