Home / 1,682.02-2,320.20-1,092.95

Finding the Fourth Proportional to 1,682.02, 2,320.20 and 1,092.95

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Solution

The fourth proportional to 1,682.02, 2,320.20 and 1,092.95 is: 1,507.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,682.02 : 2,320.20 = 1,092.95 : x
  2. Step 2: Convert to fraction form
    1,682.02/2,320.20 = 1,092.95/x
  3. Step 3: Cross multiply
    1,682.02x = 2,320.20 × 1,092.95
  4. Step 4: Simplify right side
    1,682.02x = 2,535,850.99
  5. Step 5: Solve for x
    x = 2,535,850.99/1,682.02
  6. Step 6: Final answer
    x = 1,507.62

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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.