Home / 3,750.03-5,174.28-2,756.16

Finding the Fourth Proportional to 3,750.03, 5,174.28 and 2,756.16

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Solution

The fourth proportional to 3,750.03, 5,174.28 and 2,756.16 is: 3,802.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,750.03 : 5,174.28 = 2,756.16 : x
  2. Step 2: Convert to fraction form
    3,750.03/5,174.28 = 2,756.16/x
  3. Step 3: Cross multiply
    3,750.03x = 5,174.28 × 2,756.16
  4. Step 4: Simplify right side
    3,750.03x = 14,261,143.56
  5. Step 5: Solve for x
    x = 14,261,143.56/3,750.03
  6. Step 6: Final answer
    x = 3,802.94

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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.