Home / 2,885.19-4,327.79-1,651.74

Finding the Fourth Proportional to 2,885.19, 4,327.79 and 1,651.74

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Solution

The fourth proportional to 2,885.19, 4,327.79 and 1,651.74 is: 2,477.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,885.19 : 4,327.79 = 1,651.74 : x
  2. Step 2: Convert to fraction form
    2,885.19/4,327.79 = 1,651.74/x
  3. Step 3: Cross multiply
    2,885.19x = 4,327.79 × 1,651.74
  4. Step 4: Simplify right side
    2,885.19x = 7,148,383.85
  5. Step 5: Solve for x
    x = 7,148,383.85/2,885.19
  6. Step 6: Final answer
    x = 2,477.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.