Home / 2,625.67-3,622.65-1,562.90

Finding the Fourth Proportional to 2,625.67, 3,622.65 and 1,562.90

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Solution

The fourth proportional to 2,625.67, 3,622.65 and 1,562.90 is: 2,156.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,625.67 : 3,622.65 = 1,562.90 : x
  2. Step 2: Convert to fraction form
    2,625.67/3,622.65 = 1,562.90/x
  3. Step 3: Cross multiply
    2,625.67x = 3,622.65 × 1,562.90
  4. Step 4: Simplify right side
    2,625.67x = 5,661,835.39
  5. Step 5: Solve for x
    x = 5,661,835.39/2,625.67
  6. Step 6: Final answer
    x = 2,156.34

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1.5x scale

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.