Home / 2,077.94-2,868.48-1,332.90

Finding the Fourth Proportional to 2,077.94, 2,868.48 and 1,332.90

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Solution

The fourth proportional to 2,077.94, 2,868.48 and 1,332.90 is: 1,839.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,077.94 : 2,868.48 = 1,332.90 : x
  2. Step 2: Convert to fraction form
    2,077.94/2,868.48 = 1,332.90/x
  3. Step 3: Cross multiply
    2,077.94x = 2,868.48 × 1,332.90
  4. Step 4: Simplify right side
    2,077.94x = 3,823,396.99
  5. Step 5: Solve for x
    x = 3,823,396.99/2,077.94
  6. Step 6: Final answer
    x = 1,839.99

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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.