Home / 2,040.59-2,816.28-1,156.57

Finding the Fourth Proportional to 2,040.59, 2,816.28 and 1,156.57

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Solution

The fourth proportional to 2,040.59, 2,816.28 and 1,156.57 is: 1,596.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,040.59 : 2,816.28 = 1,156.57 : x
  2. Step 2: Convert to fraction form
    2,040.59/2,816.28 = 1,156.57/x
  3. Step 3: Cross multiply
    2,040.59x = 2,816.28 × 1,156.57
  4. Step 4: Simplify right side
    2,040.59x = 3,257,224.96
  5. Step 5: Solve for x
    x = 3,257,224.96/2,040.59
  6. Step 6: Final answer
    x = 1,596.22

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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.