Home / 4,117.25-5,681.88-2,228.87

Finding the Fourth Proportional to 4,117.25, 5,681.88 and 2,228.87

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Solution

The fourth proportional to 4,117.25, 5,681.88 and 2,228.87 is: 3,075.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,117.25 : 5,681.88 = 2,228.87 : x
  2. Step 2: Convert to fraction form
    4,117.25/5,681.88 = 2,228.87/x
  3. Step 3: Cross multiply
    4,117.25x = 5,681.88 × 2,228.87
  4. Step 4: Simplify right side
    4,117.25x = 12,664,171.88
  5. Step 5: Solve for x
    x = 12,664,171.88/4,117.25
  6. Step 6: Final answer
    x = 3,075.88

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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.