Home / 4,059.81-5,607.15-2,731.21

Finding the Fourth Proportional to 4,059.81, 5,607.15 and 2,731.21

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Solution

The fourth proportional to 4,059.81, 5,607.15 and 2,731.21 is: 3,772.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,059.81 : 5,607.15 = 2,731.21 : x
  2. Step 2: Convert to fraction form
    4,059.81/5,607.15 = 2,731.21/x
  3. Step 3: Cross multiply
    4,059.81x = 5,607.15 × 2,731.21
  4. Step 4: Simplify right side
    4,059.81x = 15,314,279.69
  5. Step 5: Solve for x
    x = 15,314,279.69/4,059.81
  6. Step 6: Final answer
    x = 3,772.17

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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.