Home / 5,041.80-7,556.40-2,577.60

Finding the Fourth Proportional to 5,041.80, 7,556.40 and 2,577.60

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Solution

The fourth proportional to 5,041.80, 7,556.40 and 2,577.60 is: 3,863.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,041.80 : 7,556.40 = 2,577.60 : x
  2. Step 2: Convert to fraction form
    5,041.80/7,556.40 = 2,577.60/x
  3. Step 3: Cross multiply
    5,041.80x = 7,556.40 × 2,577.60
  4. Step 4: Simplify right side
    5,041.80x = 19,477,376.64
  5. Step 5: Solve for x
    x = 19,477,376.64/5,041.80
  6. Step 6: Final answer
    x = 3,863.18

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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.