Home / 5,936.79-8,901.55-2,812.57

Finding the Fourth Proportional to 5,936.79, 8,901.55 and 2,812.57

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Solution

The fourth proportional to 5,936.79, 8,901.55 and 2,812.57 is: 4,217.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,936.79 : 8,901.55 = 2,812.57 : x
  2. Step 2: Convert to fraction form
    5,936.79/8,901.55 = 2,812.57/x
  3. Step 3: Cross multiply
    5,936.79x = 8,901.55 × 2,812.57
  4. Step 4: Simplify right side
    5,936.79x = 25,036,248.00
  5. Step 5: Solve for x
    x = 25,036,248.00/5,936.79
  6. Step 6: Final answer
    x = 4,217.13

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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.