Home / 3,525.03-4,862.57-2,405.61

Finding the Fourth Proportional to 3,525.03, 4,862.57 and 2,405.61

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Solution

The fourth proportional to 3,525.03, 4,862.57 and 2,405.61 is: 3,318.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,525.03 : 4,862.57 = 2,405.61 : x
  2. Step 2: Convert to fraction form
    3,525.03/4,862.57 = 2,405.61/x
  3. Step 3: Cross multiply
    3,525.03x = 4,862.57 × 2,405.61
  4. Step 4: Simplify right side
    3,525.03x = 11,697,434.99
  5. Step 5: Solve for x
    x = 11,697,434.99/3,525.03
  6. Step 6: Final answer
    x = 3,318.39

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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.