Home / 1,617.23-2,426.00-692.58

Finding the Fourth Proportional to 1,617.23, 2,426.00 and 692.58

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Solution

The fourth proportional to 1,617.23, 2,426.00 and 692.58 is: 1,038.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617.23 : 2,426.00 = 692.58 : x
  2. Step 2: Convert to fraction form
    1,617.23/2,426.00 = 692.58/x
  3. Step 3: Cross multiply
    1,617.23x = 2,426.00 × 692.58
  4. Step 4: Simplify right side
    1,617.23x = 1,680,195.62
  5. Step 5: Solve for x
    x = 1,680,195.62/1,617.23
  6. Step 6: Final answer
    x = 1,038.93

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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.