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Finding the Fourth Proportional to 4,393.72, 6,063.84 and 2,453.62

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Solution

The fourth proportional to 4,393.72, 6,063.84 and 2,453.62 is: 3,386.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,393.72 : 6,063.84 = 2,453.62 : x
  2. Step 2: Convert to fraction form
    4,393.72/6,063.84 = 2,453.62/x
  3. Step 3: Cross multiply
    4,393.72x = 6,063.84 × 2,453.62
  4. Step 4: Simplify right side
    4,393.72x = 14,878,359.10
  5. Step 5: Solve for x
    x = 14,878,359.10/4,393.72
  6. Step 6: Final answer
    x = 3,386.28

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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.