Home / 3,447.48-4,757.54-1,875.57

Finding the Fourth Proportional to 3,447.48, 4,757.54 and 1,875.57

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Solution

The fourth proportional to 3,447.48, 4,757.54 and 1,875.57 is: 2,588.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,447.48 : 4,757.54 = 1,875.57 : x
  2. Step 2: Convert to fraction form
    3,447.48/4,757.54 = 1,875.57/x
  3. Step 3: Cross multiply
    3,447.48x = 4,757.54 × 1,875.57
  4. Step 4: Simplify right side
    3,447.48x = 8,923,089.92
  5. Step 5: Solve for x
    x = 8,923,089.92/3,447.48
  6. Step 6: Final answer
    x = 2,588.29

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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.