Home / 1,627.40-2,440.58-1,041.57

Finding the Fourth Proportional to 1,627.40, 2,440.58 and 1,041.57

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Solution

The fourth proportional to 1,627.40, 2,440.58 and 1,041.57 is: 1,562.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,627.40 : 2,440.58 = 1,041.57 : x
  2. Step 2: Convert to fraction form
    1,627.40/2,440.58 = 1,041.57/x
  3. Step 3: Cross multiply
    1,627.40x = 2,440.58 × 1,041.57
  4. Step 4: Simplify right side
    1,627.40x = 2,542,029.70
  5. Step 5: Solve for x
    x = 2,542,029.70/1,627.40
  6. Step 6: Final answer
    x = 1,562.02

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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.