Home / 2,064.16-2,848.11-1,224.74

Finding the Fourth Proportional to 2,064.16, 2,848.11 and 1,224.74

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Solution

The fourth proportional to 2,064.16, 2,848.11 and 1,224.74 is: 1,689.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,064.16 : 2,848.11 = 1,224.74 : x
  2. Step 2: Convert to fraction form
    2,064.16/2,848.11 = 1,224.74/x
  3. Step 3: Cross multiply
    2,064.16x = 2,848.11 × 1,224.74
  4. Step 4: Simplify right side
    2,064.16x = 3,488,201.36
  5. Step 5: Solve for x
    x = 3,488,201.36/2,064.16
  6. Step 6: Final answer
    x = 1,689.89

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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.