Home / 10,289.49-14,199.60-5,813.29

Finding the Fourth Proportional to 10,289.49, 14,199.60 and 5,813.29

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Solution

The fourth proportional to 10,289.49, 14,199.60 and 5,813.29 is: 8,022.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,289.49 : 14,199.60 = 5,813.29 : x
  2. Step 2: Convert to fraction form
    10,289.49/14,199.60 = 5,813.29/x
  3. Step 3: Cross multiply
    10,289.49x = 14,199.60 × 5,813.29
  4. Step 4: Simplify right side
    10,289.49x = 82,546,392.68
  5. Step 5: Solve for x
    x = 82,546,392.68/10,289.49
  6. Step 6: Final answer
    x = 8,022.40

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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.