Home / 10,535.84-15,804.64-2,744.80

Finding the Fourth Proportional to 10,535.84, 15,804.64 and 2,744.80

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Solution

The fourth proportional to 10,535.84, 15,804.64 and 2,744.80 is: 4,117.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,535.84 : 15,804.64 = 2,744.80 : x
  2. Step 2: Convert to fraction form
    10,535.84/15,804.64 = 2,744.80/x
  3. Step 3: Cross multiply
    10,535.84x = 15,804.64 × 2,744.80
  4. Step 4: Simplify right side
    10,535.84x = 43,380,575.87
  5. Step 5: Solve for x
    x = 43,380,575.87/10,535.84
  6. Step 6: Final answer
    x = 4,117.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.