Home / 2,077.99-2,867.58-1,133.80

Finding the Fourth Proportional to 2,077.99, 2,867.58 and 1,133.80

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Solution

The fourth proportional to 2,077.99, 2,867.58 and 1,133.80 is: 1,564.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,077.99 : 2,867.58 = 1,133.80 : x
  2. Step 2: Convert to fraction form
    2,077.99/2,867.58 = 1,133.80/x
  3. Step 3: Cross multiply
    2,077.99x = 2,867.58 × 1,133.80
  4. Step 4: Simplify right side
    2,077.99x = 3,251,262.20
  5. Step 5: Solve for x
    x = 3,251,262.20/2,077.99
  6. Step 6: Final answer
    x = 1,564.62

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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.