Home / 3,447.77-4,757.81-1,875.85

Finding the Fourth Proportional to 3,447.77, 4,757.81 and 1,875.85

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Solution

The fourth proportional to 3,447.77, 4,757.81 and 1,875.85 is: 2,588.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,447.77 : 4,757.81 = 1,875.85 : x
  2. Step 2: Convert to fraction form
    3,447.77/4,757.81 = 1,875.85/x
  3. Step 3: Cross multiply
    3,447.77x = 4,757.81 × 1,875.85
  4. Step 4: Simplify right side
    3,447.77x = 8,924,916.61
  5. Step 5: Solve for x
    x = 8,924,916.61/3,447.77
  6. Step 6: Final answer
    x = 2,588.61

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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.