Home / 2,091.24-2,887.22-1,346.49

Finding the Fourth Proportional to 2,091.24, 2,887.22 and 1,346.49

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Solution

The fourth proportional to 2,091.24, 2,887.22 and 1,346.49 is: 1,859.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,091.24 : 2,887.22 = 1,346.49 : x
  2. Step 2: Convert to fraction form
    2,091.24/2,887.22 = 1,346.49/x
  3. Step 3: Cross multiply
    2,091.24x = 2,887.22 × 1,346.49
  4. Step 4: Simplify right side
    2,091.24x = 3,887,606.13
  5. Step 5: Solve for x
    x = 3,887,606.13/2,091.24
  6. Step 6: Final answer
    x = 1,859.00

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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.