Home / 9,828.68-13,563.39-5,352.35

Finding the Fourth Proportional to 9,828.68, 13,563.39 and 5,352.35

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Solution

The fourth proportional to 9,828.68, 13,563.39 and 5,352.35 is: 7,386.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,828.68 : 13,563.39 = 5,352.35 : x
  2. Step 2: Convert to fraction form
    9,828.68/13,563.39 = 5,352.35/x
  3. Step 3: Cross multiply
    9,828.68x = 13,563.39 × 5,352.35
  4. Step 4: Simplify right side
    9,828.68x = 72,595,942.65
  5. Step 5: Solve for x
    x = 72,595,942.65/9,828.68
  6. Step 6: Final answer
    x = 7,386.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.