Home / 5,051.84-7,577.78-1,764.92

Finding the Fourth Proportional to 5,051.84, 7,577.78 and 1,764.92

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Solution

The fourth proportional to 5,051.84, 7,577.78 and 1,764.92 is: 2,647.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,051.84 : 7,577.78 = 1,764.92 : x
  2. Step 2: Convert to fraction form
    5,051.84/7,577.78 = 1,764.92/x
  3. Step 3: Cross multiply
    5,051.84x = 7,577.78 × 1,764.92
  4. Step 4: Simplify right side
    5,051.84x = 13,374,175.48
  5. Step 5: Solve for x
    x = 13,374,175.48/5,051.84
  6. Step 6: Final answer
    x = 2,647.39

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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.