Home / 2,525.54-3,485.68-1,531.66

Finding the Fourth Proportional to 2,525.54, 3,485.68 and 1,531.66

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Solution

The fourth proportional to 2,525.54, 3,485.68 and 1,531.66 is: 2,113.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,525.54 : 3,485.68 = 1,531.66 : x
  2. Step 2: Convert to fraction form
    2,525.54/3,485.68 = 1,531.66/x
  3. Step 3: Cross multiply
    2,525.54x = 3,485.68 × 1,531.66
  4. Step 4: Simplify right side
    2,525.54x = 5,338,876.63
  5. Step 5: Solve for x
    x = 5,338,876.63/2,525.54
  6. Step 6: Final answer
    x = 2,113.95

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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.