Home / 2,525.63-3,484.95-1,406.54

Finding the Fourth Proportional to 2,525.63, 3,484.95 and 1,406.54

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Solution

The fourth proportional to 2,525.63, 3,484.95 and 1,406.54 is: 1,940.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,525.63 : 3,484.95 = 1,406.54 : x
  2. Step 2: Convert to fraction form
    2,525.63/3,484.95 = 1,406.54/x
  3. Step 3: Cross multiply
    2,525.63x = 3,484.95 × 1,406.54
  4. Step 4: Simplify right side
    2,525.63x = 4,901,704.15
  5. Step 5: Solve for x
    x = 4,901,704.15/2,525.63
  6. Step 6: Final answer
    x = 1,940.79

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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.