Home / 9,909.59-13,674.87-5,433.24

Finding the Fourth Proportional to 9,909.59, 13,674.87 and 5,433.24

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Solution

The fourth proportional to 9,909.59, 13,674.87 and 5,433.24 is: 7,497.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,909.59 : 13,674.87 = 5,433.24 : x
  2. Step 2: Convert to fraction form
    9,909.59/13,674.87 = 5,433.24/x
  3. Step 3: Cross multiply
    9,909.59x = 13,674.87 × 5,433.24
  4. Step 4: Simplify right side
    9,909.59x = 74,298,850.68
  5. Step 5: Solve for x
    x = 74,298,850.68/9,909.59
  6. Step 6: Final answer
    x = 7,497.67

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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.