Home / 1,963.46-2,934.37-1,437.47

Finding the Fourth Proportional to 1,963.46, 2,934.37 and 1,437.47

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Solution

The fourth proportional to 1,963.46, 2,934.37 and 1,437.47 is: 2,148.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,963.46 : 2,934.37 = 1,437.47 : x
  2. Step 2: Convert to fraction form
    1,963.46/2,934.37 = 1,437.47/x
  3. Step 3: Cross multiply
    1,963.46x = 2,934.37 × 1,437.47
  4. Step 4: Simplify right side
    1,963.46x = 4,218,068.84
  5. Step 5: Solve for x
    x = 4,218,068.84/1,963.46
  6. Step 6: Final answer
    x = 2,148.28

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.