Home / 4,806.15-7,209.22-1,885.83

Finding the Fourth Proportional to 4,806.15, 7,209.22 and 1,885.83

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Solution

The fourth proportional to 4,806.15, 7,209.22 and 1,885.83 is: 2,828.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,806.15 : 7,209.22 = 1,885.83 : x
  2. Step 2: Convert to fraction form
    4,806.15/7,209.22 = 1,885.83/x
  3. Step 3: Cross multiply
    4,806.15x = 7,209.22 × 1,885.83
  4. Step 4: Simplify right side
    4,806.15x = 13,595,327.31
  5. Step 5: Solve for x
    x = 13,595,327.31/4,806.15
  6. Step 6: Final answer
    x = 2,828.74

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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.