Home / 5,448.87-8,172.77-1,753.79

Finding the Fourth Proportional to 5,448.87, 8,172.77 and 1,753.79

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Solution

The fourth proportional to 5,448.87, 8,172.77 and 1,753.79 is: 2,630.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,448.87 : 8,172.77 = 1,753.79 : x
  2. Step 2: Convert to fraction form
    5,448.87/8,172.77 = 1,753.79/x
  3. Step 3: Cross multiply
    5,448.87x = 8,172.77 × 1,753.79
  4. Step 4: Simplify right side
    5,448.87x = 14,333,272.67
  5. Step 5: Solve for x
    x = 14,333,272.67/5,448.87
  6. Step 6: Final answer
    x = 2,630.50

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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.