Home / 9,909.44-13,674.72-5,433.07

Finding the Fourth Proportional to 9,909.44, 13,674.72 and 5,433.07

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Solution

The fourth proportional to 9,909.44, 13,674.72 and 5,433.07 is: 7,497.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,909.44 : 13,674.72 = 5,433.07 : x
  2. Step 2: Convert to fraction form
    9,909.44/13,674.72 = 5,433.07/x
  3. Step 3: Cross multiply
    9,909.44x = 13,674.72 × 5,433.07
  4. Step 4: Simplify right side
    9,909.44x = 74,295,710.99
  5. Step 5: Solve for x
    x = 74,295,710.99/9,909.44
  6. Step 6: Final answer
    x = 7,497.47

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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.