Home / 3,447.75-4,757.93-1,875.85

Finding the Fourth Proportional to 3,447.75, 4,757.93 and 1,875.85

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Solution

The fourth proportional to 3,447.75, 4,757.93 and 1,875.85 is: 2,588.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,447.75 : 4,757.93 = 1,875.85 : x
  2. Step 2: Convert to fraction form
    3,447.75/4,757.93 = 1,875.85/x
  3. Step 3: Cross multiply
    3,447.75x = 4,757.93 × 1,875.85
  4. Step 4: Simplify right side
    3,447.75x = 8,925,162.99
  5. Step 5: Solve for x
    x = 8,925,162.99/3,447.75
  6. Step 6: Final answer
    x = 2,588.69

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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.