Home / 3,063.47-4,228.56-2,169.59

Finding the Fourth Proportional to 3,063.47, 4,228.56 and 2,169.59

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Solution

The fourth proportional to 3,063.47, 4,228.56 and 2,169.59 is: 2,994.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,063.47 : 4,228.56 = 2,169.59 : x
  2. Step 2: Convert to fraction form
    3,063.47/4,228.56 = 2,169.59/x
  3. Step 3: Cross multiply
    3,063.47x = 4,228.56 × 2,169.59
  4. Step 4: Simplify right side
    3,063.47x = 9,174,220.35
  5. Step 5: Solve for x
    x = 9,174,220.35/3,063.47
  6. Step 6: Final answer
    x = 2,994.72

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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.