Home / 5,429.88-7,490.97-3,304.62

Finding the Fourth Proportional to 5,429.88, 7,490.97 and 3,304.62

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Solution

The fourth proportional to 5,429.88, 7,490.97 and 3,304.62 is: 4,559.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,429.88 : 7,490.97 = 3,304.62 : x
  2. Step 2: Convert to fraction form
    5,429.88/7,490.97 = 3,304.62/x
  3. Step 3: Cross multiply
    5,429.88x = 7,490.97 × 3,304.62
  4. Step 4: Simplify right side
    5,429.88x = 24,754,809.28
  5. Step 5: Solve for x
    x = 24,754,809.28/5,429.88
  6. Step 6: Final answer
    x = 4,559.00

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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.