Home / 3,372.81-4,655.04-2,491.17

Finding the Fourth Proportional to 3,372.81, 4,655.04 and 2,491.17

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Solution

The fourth proportional to 3,372.81, 4,655.04 and 2,491.17 is: 3,438.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,372.81 : 4,655.04 = 2,491.17 : x
  2. Step 2: Convert to fraction form
    3,372.81/4,655.04 = 2,491.17/x
  3. Step 3: Cross multiply
    3,372.81x = 4,655.04 × 2,491.17
  4. Step 4: Simplify right side
    3,372.81x = 11,596,496.00
  5. Step 5: Solve for x
    x = 11,596,496.00/3,372.81
  6. Step 6: Final answer
    x = 3,438.23

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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.