Home / 3,065.22-4,230.12-2,400.93

Finding the Fourth Proportional to 3,065.22, 4,230.12 and 2,400.93

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Solution

The fourth proportional to 3,065.22, 4,230.12 and 2,400.93 is: 3,313.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,065.22 : 4,230.12 = 2,400.93 : x
  2. Step 2: Convert to fraction form
    3,065.22/4,230.12 = 2,400.93/x
  3. Step 3: Cross multiply
    3,065.22x = 4,230.12 × 2,400.93
  4. Step 4: Simplify right side
    3,065.22x = 10,156,222.01
  5. Step 5: Solve for x
    x = 10,156,222.01/3,065.22
  6. Step 6: Final answer
    x = 3,313.37

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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.