Home / 1,716.23-2,574.35-561.98

Finding the Fourth Proportional to 1,716.23, 2,574.35 and 561.98

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Solution

The fourth proportional to 1,716.23, 2,574.35 and 561.98 is: 842.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,716.23 : 2,574.35 = 561.98 : x
  2. Step 2: Convert to fraction form
    1,716.23/2,574.35 = 561.98/x
  3. Step 3: Cross multiply
    1,716.23x = 2,574.35 × 561.98
  4. Step 4: Simplify right side
    1,716.23x = 1,446,733.21
  5. Step 5: Solve for x
    x = 1,446,733.21/1,716.23
  6. Step 6: Final answer
    x = 842.97

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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.