Home / 3,025.21-4,174.08-1,765.53

Finding the Fourth Proportional to 3,025.21, 4,174.08 and 1,765.53

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Solution

The fourth proportional to 3,025.21, 4,174.08 and 1,765.53 is: 2,436.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,025.21 : 4,174.08 = 1,765.53 : x
  2. Step 2: Convert to fraction form
    3,025.21/4,174.08 = 1,765.53/x
  3. Step 3: Cross multiply
    3,025.21x = 4,174.08 × 1,765.53
  4. Step 4: Simplify right side
    3,025.21x = 7,369,463.46
  5. Step 5: Solve for x
    x = 7,369,463.46/3,025.21
  6. Step 6: Final answer
    x = 2,436.02

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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.