Home / 3,555.28-4,901.44-3,063.12

Finding the Fourth Proportional to 3,555.28, 4,901.44 and 3,063.12

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Solution

The fourth proportional to 3,555.28, 4,901.44 and 3,063.12 is: 4,222.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,555.28 : 4,901.44 = 3,063.12 : x
  2. Step 2: Convert to fraction form
    3,555.28/4,901.44 = 3,063.12/x
  3. Step 3: Cross multiply
    3,555.28x = 4,901.44 × 3,063.12
  4. Step 4: Simplify right side
    3,555.28x = 15,013,698.89
  5. Step 5: Solve for x
    x = 15,013,698.89/3,555.28
  6. Step 6: Final answer
    x = 4,222.93

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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.