Home / 2,577.60-3,555.90-1,634.58

Finding the Fourth Proportional to 2,577.60, 3,555.90 and 1,634.58

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Solution

The fourth proportional to 2,577.60, 3,555.90 and 1,634.58 is: 2,254.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,577.60 : 3,555.90 = 1,634.58 : x
  2. Step 2: Convert to fraction form
    2,577.60/3,555.90 = 1,634.58/x
  3. Step 3: Cross multiply
    2,577.60x = 3,555.90 × 1,634.58
  4. Step 4: Simplify right side
    2,577.60x = 5,812,403.02
  5. Step 5: Solve for x
    x = 5,812,403.02/2,577.60
  6. Step 6: Final answer
    x = 2,254.97

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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.