Home / 4,973.73-7,461.40-1,687.02

Finding the Fourth Proportional to 4,973.73, 7,461.40 and 1,687.02

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Solution

The fourth proportional to 4,973.73, 7,461.40 and 1,687.02 is: 2,530.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,973.73 : 7,461.40 = 1,687.02 : x
  2. Step 2: Convert to fraction form
    4,973.73/7,461.40 = 1,687.02/x
  3. Step 3: Cross multiply
    4,973.73x = 7,461.40 × 1,687.02
  4. Step 4: Simplify right side
    4,973.73x = 12,587,531.03
  5. Step 5: Solve for x
    x = 12,587,531.03/4,973.73
  6. Step 6: Final answer
    x = 2,530.80

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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.