Home / 2,103.64-3,130.62-2,033.56

Finding the Fourth Proportional to 2,103.64, 3,130.62 and 2,033.56

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Solution

The fourth proportional to 2,103.64, 3,130.62 and 2,033.56 is: 3,026.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,103.64 : 3,130.62 = 2,033.56 : x
  2. Step 2: Convert to fraction form
    2,103.64/3,130.62 = 2,033.56/x
  3. Step 3: Cross multiply
    2,103.64x = 3,130.62 × 2,033.56
  4. Step 4: Simplify right side
    2,103.64x = 6,366,303.61
  5. Step 5: Solve for x
    x = 6,366,303.61/2,103.64
  6. Step 6: Final answer
    x = 3,026.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.