Home / 1,716.09-2,574.50-561.75

Finding the Fourth Proportional to 1,716.09, 2,574.50 and 561.75

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Solution

The fourth proportional to 1,716.09, 2,574.50 and 561.75 is: 842.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,716.09 : 2,574.50 = 561.75 : x
  2. Step 2: Convert to fraction form
    1,716.09/2,574.50 = 561.75/x
  3. Step 3: Cross multiply
    1,716.09x = 2,574.50 × 561.75
  4. Step 4: Simplify right side
    1,716.09x = 1,446,222.57
  5. Step 5: Solve for x
    x = 1,446,222.57/1,716.09
  6. Step 6: Final answer
    x = 842.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.