Home / 2,577.53-3,555.62-1,569.54

Finding the Fourth Proportional to 2,577.53, 3,555.62 and 1,569.54

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Solution

The fourth proportional to 2,577.53, 3,555.62 and 1,569.54 is: 2,165.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,577.53 : 3,555.62 = 1,569.54 : x
  2. Step 2: Convert to fraction form
    2,577.53/3,555.62 = 1,569.54/x
  3. Step 3: Cross multiply
    2,577.53x = 3,555.62 × 1,569.54
  4. Step 4: Simplify right side
    2,577.53x = 5,580,679.97
  5. Step 5: Solve for x
    x = 5,580,679.97/2,577.53
  6. Step 6: Final answer
    x = 2,165.13

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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.