Home / 2,319.77-3,493.10-1,707.75

Finding the Fourth Proportional to 2,319.77, 3,493.10 and 1,707.75

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Solution

The fourth proportional to 2,319.77, 3,493.10 and 1,707.75 is: 2,571.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,319.77 : 3,493.10 = 1,707.75 : x
  2. Step 2: Convert to fraction form
    2,319.77/3,493.10 = 1,707.75/x
  3. Step 3: Cross multiply
    2,319.77x = 3,493.10 × 1,707.75
  4. Step 4: Simplify right side
    2,319.77x = 5,965,332.99
  5. Step 5: Solve for x
    x = 5,965,332.99/2,319.77
  6. Step 6: Final answer
    x = 2,571.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.