Home / 3,447.80-4,757.94-1,875.89

Finding the Fourth Proportional to 3,447.80, 4,757.94 and 1,875.89

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Solution

The fourth proportional to 3,447.80, 4,757.94 and 1,875.89 is: 2,588.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,447.80 : 4,757.94 = 1,875.89 : x
  2. Step 2: Convert to fraction form
    3,447.80/4,757.94 = 1,875.89/x
  3. Step 3: Cross multiply
    3,447.80x = 4,757.94 × 1,875.89
  4. Step 4: Simplify right side
    3,447.80x = 8,925,383.96
  5. Step 5: Solve for x
    x = 8,925,383.96/3,447.80
  6. Step 6: Final answer
    x = 2,588.72

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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.