Home / 1,681.10-2,520.02-1,063.27

Finding the Fourth Proportional to 1,681.10, 2,520.02 and 1,063.27

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Solution

The fourth proportional to 1,681.10, 2,520.02 and 1,063.27 is: 1,593.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,681.10 : 2,520.02 = 1,063.27 : x
  2. Step 2: Convert to fraction form
    1,681.10/2,520.02 = 1,063.27/x
  3. Step 3: Cross multiply
    1,681.10x = 2,520.02 × 1,063.27
  4. Step 4: Simplify right side
    1,681.10x = 2,679,458.02
  5. Step 5: Solve for x
    x = 2,679,458.02/1,681.10
  6. Step 6: Final answer
    x = 1,593.88

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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.