Home / 2,529.96-3,491.60-1,411.08

Finding the Fourth Proportional to 2,529.96, 3,491.60 and 1,411.08

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Solution

The fourth proportional to 2,529.96, 3,491.60 and 1,411.08 is: 1,947.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,529.96 : 3,491.60 = 1,411.08 : x
  2. Step 2: Convert to fraction form
    2,529.96/3,491.60 = 1,411.08/x
  3. Step 3: Cross multiply
    2,529.96x = 3,491.60 × 1,411.08
  4. Step 4: Simplify right side
    2,529.96x = 4,926,926.93
  5. Step 5: Solve for x
    x = 4,926,926.93/2,529.96
  6. Step 6: Final answer
    x = 1,947.43

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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.