Home / 6,637.28-9,955.44-2,020

Finding the Fourth Proportional to 6,637.28, 9,955.44 and 2,020

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Solution

The fourth proportional to 6,637.28, 9,955.44 and 2,020 is: 3,029.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,637.28 : 9,955.44 = 2,020 : x
  2. Step 2: Convert to fraction form
    6,637.28/9,955.44 = 2,020/x
  3. Step 3: Cross multiply
    6,637.28x = 9,955.44 × 2,020
  4. Step 4: Simplify right side
    6,637.28x = 20,109,988.80
  5. Step 5: Solve for x
    x = 20,109,988.80/6,637.28
  6. Step 6: Final answer
    x = 3,029.85

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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.