Home / 2,126.07-2,930.00-1,535.58

Finding the Fourth Proportional to 2,126.07, 2,930.00 and 1,535.58

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Solution

The fourth proportional to 2,126.07, 2,930.00 and 1,535.58 is: 2,116.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,126.07 : 2,930.00 = 1,535.58 : x
  2. Step 2: Convert to fraction form
    2,126.07/2,930.00 = 1,535.58/x
  3. Step 3: Cross multiply
    2,126.07x = 2,930.00 × 1,535.58
  4. Step 4: Simplify right side
    2,126.07x = 4,499,241.72
  5. Step 5: Solve for x
    x = 4,499,241.72/2,126.07
  6. Step 6: Final answer
    x = 2,116.22

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.