Home / 4,549.51-6,824.34-1,429.45

Finding the Fourth Proportional to 4,549.51, 6,824.34 and 1,429.45

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Solution

The fourth proportional to 4,549.51, 6,824.34 and 1,429.45 is: 2,144.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,549.51 : 6,824.34 = 1,429.45 : x
  2. Step 2: Convert to fraction form
    4,549.51/6,824.34 = 1,429.45/x
  3. Step 3: Cross multiply
    4,549.51x = 6,824.34 × 1,429.45
  4. Step 4: Simplify right side
    4,549.51x = 9,755,069.87
  5. Step 5: Solve for x
    x = 9,755,069.87/4,549.51
  6. Step 6: Final answer
    x = 2,144.20

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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.