Home / 10,289.75-14,200.46-5,813.39

Finding the Fourth Proportional to 10,289.75, 14,200.46 and 5,813.39

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Solution

The fourth proportional to 10,289.75, 14,200.46 and 5,813.39 is: 8,022.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,289.75 : 14,200.46 = 5,813.39 : x
  2. Step 2: Convert to fraction form
    10,289.75/14,200.46 = 5,813.39/x
  3. Step 3: Cross multiply
    10,289.75x = 14,200.46 × 5,813.39
  4. Step 4: Simplify right side
    10,289.75x = 82,552,812.16
  5. Step 5: Solve for x
    x = 82,552,812.16/10,289.75
  6. Step 6: Final answer
    x = 8,022.82

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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.