Home / 5,087.67-7,630.73-1,756.44

Finding the Fourth Proportional to 5,087.67, 7,630.73 and 1,756.44

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Solution

The fourth proportional to 5,087.67, 7,630.73 and 1,756.44 is: 2,634.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,087.67 : 7,630.73 = 1,756.44 : x
  2. Step 2: Convert to fraction form
    5,087.67/7,630.73 = 1,756.44/x
  3. Step 3: Cross multiply
    5,087.67x = 7,630.73 × 1,756.44
  4. Step 4: Simplify right side
    5,087.67x = 13,402,919.40
  5. Step 5: Solve for x
    x = 13,402,919.40/5,087.67
  6. Step 6: Final answer
    x = 2,634.39

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1.5x scale

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.