Home / 3,748.84-5,623.10-2,219.56

Finding the Fourth Proportional to 3,748.84, 5,623.10 and 2,219.56

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Solution

The fourth proportional to 3,748.84, 5,623.10 and 2,219.56 is: 3,329.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,748.84 : 5,623.10 = 2,219.56 : x
  2. Step 2: Convert to fraction form
    3,748.84/5,623.10 = 2,219.56/x
  3. Step 3: Cross multiply
    3,748.84x = 5,623.10 × 2,219.56
  4. Step 4: Simplify right side
    3,748.84x = 12,480,807.84
  5. Step 5: Solve for x
    x = 12,480,807.84/3,748.84
  6. Step 6: Final answer
    x = 3,329.25

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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.