Home / 3,006.40-4,508.24-1,362.88

Finding the Fourth Proportional to 3,006.40, 4,508.24 and 1,362.88

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Solution

The fourth proportional to 3,006.40, 4,508.24 and 1,362.88 is: 2,043.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,006.40 : 4,508.24 = 1,362.88 : x
  2. Step 2: Convert to fraction form
    3,006.40/4,508.24 = 1,362.88/x
  3. Step 3: Cross multiply
    3,006.40x = 4,508.24 × 1,362.88
  4. Step 4: Simplify right side
    3,006.40x = 6,144,190.13
  5. Step 5: Solve for x
    x = 6,144,190.13/3,006.40
  6. Step 6: Final answer
    x = 2,043.70

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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.