Home / 2,289.01-3,156.52-2,036.14

Finding the Fourth Proportional to 2,289.01, 3,156.52 and 2,036.14

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Solution

The fourth proportional to 2,289.01, 3,156.52 and 2,036.14 is: 2,807.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,289.01 : 3,156.52 = 2,036.14 : x
  2. Step 2: Convert to fraction form
    2,289.01/3,156.52 = 2,036.14/x
  3. Step 3: Cross multiply
    2,289.01x = 3,156.52 × 2,036.14
  4. Step 4: Simplify right side
    2,289.01x = 6,427,116.63
  5. Step 5: Solve for x
    x = 6,427,116.63/2,289.01
  6. Step 6: Final answer
    x = 2,807.82

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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.