Home / 2,382.13-3,573.93-1,066.99

Finding the Fourth Proportional to 2,382.13, 3,573.93 and 1,066.99

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Solution

The fourth proportional to 2,382.13, 3,573.93 and 1,066.99 is: 1,600.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,382.13 : 3,573.93 = 1,066.99 : x
  2. Step 2: Convert to fraction form
    2,382.13/3,573.93 = 1,066.99/x
  3. Step 3: Cross multiply
    2,382.13x = 3,573.93 × 1,066.99
  4. Step 4: Simplify right side
    2,382.13x = 3,813,347.57
  5. Step 5: Solve for x
    x = 3,813,347.57/2,382.13
  6. Step 6: Final answer
    x = 1,600.81

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1.5x scale

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.