Home / 2,496.40-3,445-1,377.31

Finding the Fourth Proportional to 2,496.40, 3,445 and 1,377.31

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Solution

The fourth proportional to 2,496.40, 3,445 and 1,377.31 is: 1,900.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,496.40 : 3,445 = 1,377.31 : x
  2. Step 2: Convert to fraction form
    2,496.40/3,445 = 1,377.31/x
  3. Step 3: Cross multiply
    2,496.40x = 3,445 × 1,377.31
  4. Step 4: Simplify right side
    2,496.40x = 4,744,832.95
  5. Step 5: Solve for x
    x = 4,744,832.95/2,496.40
  6. Step 6: Final answer
    x = 1,900.67

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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.