Home / 6,637.36-9,956.04-2,020.40

Finding the Fourth Proportional to 6,637.36, 9,956.04 and 2,020.40

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Solution

The fourth proportional to 6,637.36, 9,956.04 and 2,020.40 is: 3,030.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,637.36 : 9,956.04 = 2,020.40 : x
  2. Step 2: Convert to fraction form
    6,637.36/9,956.04 = 2,020.40/x
  3. Step 3: Cross multiply
    6,637.36x = 9,956.04 × 2,020.40
  4. Step 4: Simplify right side
    6,637.36x = 20,115,183.22
  5. Step 5: Solve for x
    x = 20,115,183.22/6,637.36
  6. Step 6: Final answer
    x = 3,030.60

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1.5x scale

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.