Home / 1,936.66-2,901.21-1,547.47

Finding the Fourth Proportional to 1,936.66, 2,901.21 and 1,547.47

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Solution

The fourth proportional to 1,936.66, 2,901.21 and 1,547.47 is: 2,318.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,936.66 : 2,901.21 = 1,547.47 : x
  2. Step 2: Convert to fraction form
    1,936.66/2,901.21 = 1,547.47/x
  3. Step 3: Cross multiply
    1,936.66x = 2,901.21 × 1,547.47
  4. Step 4: Simplify right side
    1,936.66x = 4,489,535.44
  5. Step 5: Solve for x
    x = 4,489,535.44/1,936.66
  6. Step 6: Final answer
    x = 2,318.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.