Home / 3,447.34-4,757.30-1,875.43

Finding the Fourth Proportional to 3,447.34, 4,757.30 and 1,875.43

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Solution

The fourth proportional to 3,447.34, 4,757.30 and 1,875.43 is: 2,588.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,447.34 : 4,757.30 = 1,875.43 : x
  2. Step 2: Convert to fraction form
    3,447.34/4,757.30 = 1,875.43/x
  3. Step 3: Cross multiply
    3,447.34x = 4,757.30 × 1,875.43
  4. Step 4: Simplify right side
    3,447.34x = 8,921,983.14
  5. Step 5: Solve for x
    x = 8,921,983.14/3,447.34
  6. Step 6: Final answer
    x = 2,588.08

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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.