Home / 3,002.19-4,143.13-1,676.14

Finding the Fourth Proportional to 3,002.19, 4,143.13 and 1,676.14

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Solution

The fourth proportional to 3,002.19, 4,143.13 and 1,676.14 is: 2,313.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,002.19 : 4,143.13 = 1,676.14 : x
  2. Step 2: Convert to fraction form
    3,002.19/4,143.13 = 1,676.14/x
  3. Step 3: Cross multiply
    3,002.19x = 4,143.13 × 1,676.14
  4. Step 4: Simplify right side
    3,002.19x = 6,944,465.92
  5. Step 5: Solve for x
    x = 6,944,465.92/3,002.19
  6. Step 6: Final answer
    x = 2,313.13

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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.