Home / 2,030.32-2,801.82-1,146.11

Finding the Fourth Proportional to 2,030.32, 2,801.82 and 1,146.11

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Solution

The fourth proportional to 2,030.32, 2,801.82 and 1,146.11 is: 1,581.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,030.32 : 2,801.82 = 1,146.11 : x
  2. Step 2: Convert to fraction form
    2,030.32/2,801.82 = 1,146.11/x
  3. Step 3: Cross multiply
    2,030.32x = 2,801.82 × 1,146.11
  4. Step 4: Simplify right side
    2,030.32x = 3,211,184.21
  5. Step 5: Solve for x
    x = 3,211,184.21/2,030.32
  6. Step 6: Final answer
    x = 1,581.61

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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.