Home / 2,625.18-3,624.60-1,742.82

Finding the Fourth Proportional to 2,625.18, 3,624.60 and 1,742.82

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Solution

The fourth proportional to 2,625.18, 3,624.60 and 1,742.82 is: 2,406.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,625.18 : 3,624.60 = 1,742.82 : x
  2. Step 2: Convert to fraction form
    2,625.18/3,624.60 = 1,742.82/x
  3. Step 3: Cross multiply
    2,625.18x = 3,624.60 × 1,742.82
  4. Step 4: Simplify right side
    2,625.18x = 6,317,025.37
  5. Step 5: Solve for x
    x = 6,317,025.37/2,625.18
  6. Step 6: Final answer
    x = 2,406.32

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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.