Home / 2,577.30-3,556.80-1,458.18

Finding the Fourth Proportional to 2,577.30, 3,556.80 and 1,458.18

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Solution

The fourth proportional to 2,577.30, 3,556.80 and 1,458.18 is: 2,012.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,577.30 : 3,556.80 = 1,458.18 : x
  2. Step 2: Convert to fraction form
    2,577.30/3,556.80 = 1,458.18/x
  3. Step 3: Cross multiply
    2,577.30x = 3,556.80 × 1,458.18
  4. Step 4: Simplify right side
    2,577.30x = 5,186,454.62
  5. Step 5: Solve for x
    x = 5,186,454.62/2,577.30
  6. Step 6: Final answer
    x = 2,012.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.