Home / 2,898.46-4,347.54-2,018.38

Finding the Fourth Proportional to 2,898.46, 4,347.54 and 2,018.38

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Solution

The fourth proportional to 2,898.46, 4,347.54 and 2,018.38 is: 3,027.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,898.46 : 4,347.54 = 2,018.38 : x
  2. Step 2: Convert to fraction form
    2,898.46/4,347.54 = 2,018.38/x
  3. Step 3: Cross multiply
    2,898.46x = 4,347.54 × 2,018.38
  4. Step 4: Simplify right side
    2,898.46x = 8,774,987.79
  5. Step 5: Solve for x
    x = 8,774,987.79/2,898.46
  6. Step 6: Final answer
    x = 3,027.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.