Home / 4,217.04-6,320.07-2,828.28

Finding the Fourth Proportional to 4,217.04, 6,320.07 and 2,828.28

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Solution

The fourth proportional to 4,217.04, 6,320.07 and 2,828.28 is: 4,238.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,217.04 : 6,320.07 = 2,828.28 : x
  2. Step 2: Convert to fraction form
    4,217.04/6,320.07 = 2,828.28/x
  3. Step 3: Cross multiply
    4,217.04x = 6,320.07 × 2,828.28
  4. Step 4: Simplify right side
    4,217.04x = 17,874,927.58
  5. Step 5: Solve for x
    x = 17,874,927.58/4,217.04
  6. Step 6: Final answer
    x = 4,238.74

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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.