Home / 3,065.23-4,230.03-1,738.69

Finding the Fourth Proportional to 3,065.23, 4,230.03 and 1,738.69

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Solution

The fourth proportional to 3,065.23, 4,230.03 and 1,738.69 is: 2,399.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,065.23 : 4,230.03 = 1,738.69 : x
  2. Step 2: Convert to fraction form
    3,065.23/4,230.03 = 1,738.69/x
  3. Step 3: Cross multiply
    3,065.23x = 4,230.03 × 1,738.69
  4. Step 4: Simplify right side
    3,065.23x = 7,354,710.86
  5. Step 5: Solve for x
    x = 7,354,710.86/3,065.23
  6. Step 6: Final answer
    x = 2,399.40

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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.