Home / 8,935.93-13,363.62-6,828.18

Finding the Fourth Proportional to 8,935.93, 13,363.62 and 6,828.18

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Solution

The fourth proportional to 8,935.93, 13,363.62 and 6,828.18 is: 10,211.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,935.93 : 13,363.62 = 6,828.18 : x
  2. Step 2: Convert to fraction form
    8,935.93/13,363.62 = 6,828.18/x
  3. Step 3: Cross multiply
    8,935.93x = 13,363.62 × 6,828.18
  4. Step 4: Simplify right side
    8,935.93x = 91,249,202.81
  5. Step 5: Solve for x
    x = 91,249,202.81/8,935.93
  6. Step 6: Final answer
    x = 10,211.49

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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.