Home / 13,084.38-19,628.38-4,762.84

Finding the Fourth Proportional to 13,084.38, 19,628.38 and 4,762.84

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Solution

The fourth proportional to 13,084.38, 19,628.38 and 4,762.84 is: 7,144.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,084.38 : 19,628.38 = 4,762.84 : x
  2. Step 2: Convert to fraction form
    13,084.38/19,628.38 = 4,762.84/x
  3. Step 3: Cross multiply
    13,084.38x = 19,628.38 × 4,762.84
  4. Step 4: Simplify right side
    13,084.38x = 93,486,833.40
  5. Step 5: Solve for x
    x = 93,486,833.40/13,084.38
  6. Step 6: Final answer
    x = 7,144.92

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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.