Home / 2,434.41-3,359.49-1,386.47

Finding the Fourth Proportional to 2,434.41, 3,359.49 and 1,386.47

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Solution

The fourth proportional to 2,434.41, 3,359.49 and 1,386.47 is: 1,913.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,434.41 : 3,359.49 = 1,386.47 : x
  2. Step 2: Convert to fraction form
    2,434.41/3,359.49 = 1,386.47/x
  3. Step 3: Cross multiply
    2,434.41x = 3,359.49 × 1,386.47
  4. Step 4: Simplify right side
    2,434.41x = 4,657,815.30
  5. Step 5: Solve for x
    x = 4,657,815.30/2,434.41
  6. Step 6: Final answer
    x = 1,913.32

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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.