Home / 1,627.34-2,246.09-1,155.92

Finding the Fourth Proportional to 1,627.34, 2,246.09 and 1,155.92

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Solution

The fourth proportional to 1,627.34, 2,246.09 and 1,155.92 is: 1,595.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,627.34 : 2,246.09 = 1,155.92 : x
  2. Step 2: Convert to fraction form
    1,627.34/2,246.09 = 1,155.92/x
  3. Step 3: Cross multiply
    1,627.34x = 2,246.09 × 1,155.92
  4. Step 4: Simplify right side
    1,627.34x = 2,596,283.34
  5. Step 5: Solve for x
    x = 2,596,283.34/1,627.34
  6. Step 6: Final answer
    x = 1,595.42

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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.