Home / 10,436.96-14,399.92-6,244.40

Finding the Fourth Proportional to 10,436.96, 14,399.92 and 6,244.40

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Solution

The fourth proportional to 10,436.96, 14,399.92 and 6,244.40 is: 8,615.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,436.96 : 14,399.92 = 6,244.40 : x
  2. Step 2: Convert to fraction form
    10,436.96/14,399.92 = 6,244.40/x
  3. Step 3: Cross multiply
    10,436.96x = 14,399.92 × 6,244.40
  4. Step 4: Simplify right side
    10,436.96x = 89,918,860.45
  5. Step 5: Solve for x
    x = 89,918,860.45/10,436.96
  6. Step 6: Final answer
    x = 8,615.43

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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.