Home / 2,125.40-2,932.14-1,463.12

Finding the Fourth Proportional to 2,125.40, 2,932.14 and 1,463.12

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Solution

The fourth proportional to 2,125.40, 2,932.14 and 1,463.12 is: 2,018.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,125.40 : 2,932.14 = 1,463.12 : x
  2. Step 2: Convert to fraction form
    2,125.40/2,932.14 = 1,463.12/x
  3. Step 3: Cross multiply
    2,125.40x = 2,932.14 × 1,463.12
  4. Step 4: Simplify right side
    2,125.40x = 4,290,072.68
  5. Step 5: Solve for x
    x = 4,290,072.68/2,125.40
  6. Step 6: Final answer
    x = 2,018.48

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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.