Home / 3,125.85-4,314.06-1,799.67

Finding the Fourth Proportional to 3,125.85, 4,314.06 and 1,799.67

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Solution

The fourth proportional to 3,125.85, 4,314.06 and 1,799.67 is: 2,483.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,125.85 : 4,314.06 = 1,799.67 : x
  2. Step 2: Convert to fraction form
    3,125.85/4,314.06 = 1,799.67/x
  3. Step 3: Cross multiply
    3,125.85x = 4,314.06 × 1,799.67
  4. Step 4: Simplify right side
    3,125.85x = 7,763,884.36
  5. Step 5: Solve for x
    x = 7,763,884.36/3,125.85
  6. Step 6: Final answer
    x = 2,483.77

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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.