Home / 3,048.32-4,566-1,485.92

Finding the Fourth Proportional to 3,048.32, 4,566 and 1,485.92

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Solution

The fourth proportional to 3,048.32, 4,566 and 1,485.92 is: 2,225.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,048.32 : 4,566 = 1,485.92 : x
  2. Step 2: Convert to fraction form
    3,048.32/4,566 = 1,485.92/x
  3. Step 3: Cross multiply
    3,048.32x = 4,566 × 1,485.92
  4. Step 4: Simplify right side
    3,048.32x = 6,784,710.72
  5. Step 5: Solve for x
    x = 6,784,710.72/3,048.32
  6. Step 6: Final answer
    x = 2,225.72

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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.