Home / 1,558.47-2,335.66-1,359.82

Finding the Fourth Proportional to 1,558.47, 2,335.66 and 1,359.82

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Solution

The fourth proportional to 1,558.47, 2,335.66 and 1,359.82 is: 2,037.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,558.47 : 2,335.66 = 1,359.82 : x
  2. Step 2: Convert to fraction form
    1,558.47/2,335.66 = 1,359.82/x
  3. Step 3: Cross multiply
    1,558.47x = 2,335.66 × 1,359.82
  4. Step 4: Simplify right side
    1,558.47x = 3,176,077.18
  5. Step 5: Solve for x
    x = 3,176,077.18/1,558.47
  6. Step 6: Final answer
    x = 2,037.95

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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.