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Finding the Fourth Proportional to 5,045.49, 6,964.65 and 4,334.49

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Solution

The fourth proportional to 5,045.49, 6,964.65 and 4,334.49 is: 5,983.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,045.49 : 6,964.65 = 4,334.49 : x
  2. Step 2: Convert to fraction form
    5,045.49/6,964.65 = 4,334.49/x
  3. Step 3: Cross multiply
    5,045.49x = 6,964.65 × 4,334.49
  4. Step 4: Simplify right side
    5,045.49x = 30,188,205.78
  5. Step 5: Solve for x
    x = 30,188,205.78/5,045.49
  6. Step 6: Final answer
    x = 5,983.21

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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.