Home / 9,665.20-14,497.80-4,744.45

Finding the Fourth Proportional to 9,665.20, 14,497.80 and 4,744.45

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Solution

The fourth proportional to 9,665.20, 14,497.80 and 4,744.45 is: 7,116.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,665.20 : 14,497.80 = 4,744.45 : x
  2. Step 2: Convert to fraction form
    9,665.20/14,497.80 = 4,744.45/x
  3. Step 3: Cross multiply
    9,665.20x = 14,497.80 × 4,744.45
  4. Step 4: Simplify right side
    9,665.20x = 68,784,087.21
  5. Step 5: Solve for x
    x = 68,784,087.21/9,665.20
  6. Step 6: Final answer
    x = 7,116.68

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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.