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Finding the Fourth Proportional to 9,453.47, 14,187.76 and 4,259.75

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Solution

The fourth proportional to 9,453.47, 14,187.76 and 4,259.75 is: 6,393.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,453.47 : 14,187.76 = 4,259.75 : x
  2. Step 2: Convert to fraction form
    9,453.47/14,187.76 = 4,259.75/x
  3. Step 3: Cross multiply
    9,453.47x = 14,187.76 × 4,259.75
  4. Step 4: Simplify right side
    9,453.47x = 60,436,229.07
  5. Step 5: Solve for x
    x = 60,436,229.07/9,453.47
  6. Step 6: Final answer
    x = 6,393.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.