Home / 2,625.67-3,623.30-1,430.66

Finding the Fourth Proportional to 2,625.67, 3,623.30 and 1,430.66

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Solution

The fourth proportional to 2,625.67, 3,623.30 and 1,430.66 is: 1,974.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,625.67 : 3,623.30 = 1,430.66 : x
  2. Step 2: Convert to fraction form
    2,625.67/3,623.30 = 1,430.66/x
  3. Step 3: Cross multiply
    2,625.67x = 3,623.30 × 1,430.66
  4. Step 4: Simplify right side
    2,625.67x = 5,183,710.38
  5. Step 5: Solve for x
    x = 5,183,710.38/2,625.67
  6. Step 6: Final answer
    x = 1,974.24

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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.