Home / 2,625.13-3,622.62-1,693.63

Finding the Fourth Proportional to 2,625.13, 3,622.62 and 1,693.63

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Solution

The fourth proportional to 2,625.13, 3,622.62 and 1,693.63 is: 2,337.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,625.13 : 3,622.62 = 1,693.63 : x
  2. Step 2: Convert to fraction form
    2,625.13/3,622.62 = 1,693.63/x
  3. Step 3: Cross multiply
    2,625.13x = 3,622.62 × 1,693.63
  4. Step 4: Simplify right side
    2,625.13x = 6,135,377.91
  5. Step 5: Solve for x
    x = 6,135,377.91/2,625.13
  6. Step 6: Final answer
    x = 2,337.17

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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.