Home / 5,553.84-8,326.65-2,628.72

Finding the Fourth Proportional to 5,553.84, 8,326.65 and 2,628.72

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Solution

The fourth proportional to 5,553.84, 8,326.65 and 2,628.72 is: 3,941.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,553.84 : 8,326.65 = 2,628.72 : x
  2. Step 2: Convert to fraction form
    5,553.84/8,326.65 = 2,628.72/x
  3. Step 3: Cross multiply
    5,553.84x = 8,326.65 × 2,628.72
  4. Step 4: Simplify right side
    5,553.84x = 21,888,431.39
  5. Step 5: Solve for x
    x = 21,888,431.39/5,553.84
  6. Step 6: Final answer
    x = 3,941.13

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1.5x scale

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.