Home / 1,769.17-2,653.41-1,681.37

Finding the Fourth Proportional to 1,769.17, 2,653.41 and 1,681.37

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Solution

The fourth proportional to 1,769.17, 2,653.41 and 1,681.37 is: 2,521.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,769.17 : 2,653.41 = 1,681.37 : x
  2. Step 2: Convert to fraction form
    1,769.17/2,653.41 = 1,681.37/x
  3. Step 3: Cross multiply
    1,769.17x = 2,653.41 × 1,681.37
  4. Step 4: Simplify right side
    1,769.17x = 4,461,350.70
  5. Step 5: Solve for x
    x = 4,461,350.70/1,769.17
  6. Step 6: Final answer
    x = 2,521.72

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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.