Home / 2,555.14-3,525.83-1,560.66

Finding the Fourth Proportional to 2,555.14, 3,525.83 and 1,560.66

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Solution

The fourth proportional to 2,555.14, 3,525.83 and 1,560.66 is: 2,153.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,555.14 : 3,525.83 = 1,560.66 : x
  2. Step 2: Convert to fraction form
    2,555.14/3,525.83 = 1,560.66/x
  3. Step 3: Cross multiply
    2,555.14x = 3,525.83 × 1,560.66
  4. Step 4: Simplify right side
    2,555.14x = 5,502,621.85
  5. Step 5: Solve for x
    x = 5,502,621.85/2,555.14
  6. Step 6: Final answer
    x = 2,153.55

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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.