Home / 4,377.28-6,554.40-2,419.60

Finding the Fourth Proportional to 4,377.28, 6,554.40 and 2,419.60

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Solution

The fourth proportional to 4,377.28, 6,554.40 and 2,419.60 is: 3,623.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,377.28 : 6,554.40 = 2,419.60 : x
  2. Step 2: Convert to fraction form
    4,377.28/6,554.40 = 2,419.60/x
  3. Step 3: Cross multiply
    4,377.28x = 6,554.40 × 2,419.60
  4. Step 4: Simplify right side
    4,377.28x = 15,859,026.24
  5. Step 5: Solve for x
    x = 15,859,026.24/4,377.28
  6. Step 6: Final answer
    x = 3,623.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.