Home / 2,095.28-2,891.58-1,163.80

Finding the Fourth Proportional to 2,095.28, 2,891.58 and 1,163.80

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Solution

The fourth proportional to 2,095.28, 2,891.58 and 1,163.80 is: 1,606.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,095.28 : 2,891.58 = 1,163.80 : x
  2. Step 2: Convert to fraction form
    2,095.28/2,891.58 = 1,163.80/x
  3. Step 3: Cross multiply
    2,095.28x = 2,891.58 × 1,163.80
  4. Step 4: Simplify right side
    2,095.28x = 3,365,220.80
  5. Step 5: Solve for x
    x = 3,365,220.80/2,095.28
  6. Step 6: Final answer
    x = 1,606.10

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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.