Home / 2,445.03-3,373.92-1,382.46

Finding the Fourth Proportional to 2,445.03, 3,373.92 and 1,382.46

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Solution

The fourth proportional to 2,445.03, 3,373.92 and 1,382.46 is: 1,907.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,445.03 : 3,373.92 = 1,382.46 : x
  2. Step 2: Convert to fraction form
    2,445.03/3,373.92 = 1,382.46/x
  3. Step 3: Cross multiply
    2,445.03x = 3,373.92 × 1,382.46
  4. Step 4: Simplify right side
    2,445.03x = 4,664,309.44
  5. Step 5: Solve for x
    x = 4,664,309.44/2,445.03
  6. Step 6: Final answer
    x = 1,907.67

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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.