Home / 2,207.35-3,045.28-1,262.64

Finding the Fourth Proportional to 2,207.35, 3,045.28 and 1,262.64

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Solution

The fourth proportional to 2,207.35, 3,045.28 and 1,262.64 is: 1,741.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,207.35 : 3,045.28 = 1,262.64 : x
  2. Step 2: Convert to fraction form
    2,207.35/3,045.28 = 1,262.64/x
  3. Step 3: Cross multiply
    2,207.35x = 3,045.28 × 1,262.64
  4. Step 4: Simplify right side
    2,207.35x = 3,845,082.50
  5. Step 5: Solve for x
    x = 3,845,082.50/2,207.35
  6. Step 6: Final answer
    x = 1,741.94

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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.