Home / 5,454.87-8,177.10-1,754.51

Finding the Fourth Proportional to 5,454.87, 8,177.10 and 1,754.51

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Solution

The fourth proportional to 5,454.87, 8,177.10 and 1,754.51 is: 2,630.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,454.87 : 8,177.10 = 1,754.51 : x
  2. Step 2: Convert to fraction form
    5,454.87/8,177.10 = 1,754.51/x
  3. Step 3: Cross multiply
    5,454.87x = 8,177.10 × 1,754.51
  4. Step 4: Simplify right side
    5,454.87x = 14,346,762.84
  5. Step 5: Solve for x
    x = 14,346,762.84/5,454.87
  6. Step 6: Final answer
    x = 2,630.08

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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.