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Finding the Fourth Proportional to 10,509.56, 14,503.02 and 5,794.28

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Solution

The fourth proportional to 10,509.56, 14,503.02 and 5,794.28 is: 7,996.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,509.56 : 14,503.02 = 5,794.28 : x
  2. Step 2: Convert to fraction form
    10,509.56/14,503.02 = 5,794.28/x
  3. Step 3: Cross multiply
    10,509.56x = 14,503.02 × 5,794.28
  4. Step 4: Simplify right side
    10,509.56x = 84,034,558.73
  5. Step 5: Solve for x
    x = 84,034,558.73/10,509.56
  6. Step 6: Final answer
    x = 7,996.01

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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.