Home / 3,750.84-5,176.08-2,179.26

Finding the Fourth Proportional to 3,750.84, 5,176.08 and 2,179.26

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Solution

The fourth proportional to 3,750.84, 5,176.08 and 2,179.26 is: 3,007.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,750.84 : 5,176.08 = 2,179.26 : x
  2. Step 2: Convert to fraction form
    3,750.84/5,176.08 = 2,179.26/x
  3. Step 3: Cross multiply
    3,750.84x = 5,176.08 × 2,179.26
  4. Step 4: Simplify right side
    3,750.84x = 11,280,024.10
  5. Step 5: Solve for x
    x = 11,280,024.10/3,750.84
  6. Step 6: Final answer
    x = 3,007.33

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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.