Home / 5,439.42-7,506.59-3,049.49

Finding the Fourth Proportional to 5,439.42, 7,506.59 and 3,049.49

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Solution

The fourth proportional to 5,439.42, 7,506.59 and 3,049.49 is: 4,208.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,439.42 : 7,506.59 = 3,049.49 : x
  2. Step 2: Convert to fraction form
    5,439.42/7,506.59 = 3,049.49/x
  3. Step 3: Cross multiply
    5,439.42x = 7,506.59 × 3,049.49
  4. Step 4: Simplify right side
    5,439.42x = 22,891,274.66
  5. Step 5: Solve for x
    x = 22,891,274.66/5,439.42
  6. Step 6: Final answer
    x = 4,208.40

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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.